Cables and computers are seen inside a data centre at an office in the heart of the financial district in London, Britain May 15, 2017. REUTERS/Dylan Martinez

Cables and computers are seen inside a data centre at an office in the heart of the financial district in London, Britain May 15, 2017. REUTERS/Dylan Martinez

Second Lieutenant Roshan Gul, 22 (L), First Lieutenant Nelofar Frotan, 23 (C), and Second Lieutenant Morsal Afshar, 22 (R), work at the human resources office in the Ministry of Defence in Kabul, Afghanistan October 31, 2016. REUTERS/Mohammad Ismail SEARCH "KABUL TRAINING" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES.

An American soldier takes a selfie at the U.S. army base in Qayyara, south of Mosul October 25, 2016. REUTERS/Alaa Al-Marjani

A Syria Democratic Forces leader (R) uses a walkie talkie and a tablet to communicate with the U.S. alliance operation room on the outskirts of al-Shadadi town, Hasaka countryside, Syria February 19, 2016. REUTERS/Rodi Said TPX IMAGES OF THE DAY

Thai police spokesman Prawut Thawornsiri shows a sketch of a suspect believed to be involved in the recent Bangkok blast at the Royal Thai Police headquarters in Bangkok, Thailand, September 1, 2015. Thai police have issued arrest warrants for three more foreign male suspects, Prawut said. REUTERS/Jorge Silva

Thai police spokesman Prawut Thawornsiri shows a sketch of a suspect believed to be involved in the recent Bangkok blast at the Royal Thai Police headquarters in Bangkok, Thailand, September 1, 2015. Thai police have issued arrest warrants for three more foreign male suspects, Prawut said. REUTERS/Jorge Silva

Thai police spokesman Prawut Thawornsiri shows a sketch of a suspect believed to be involved in the recent Bangkok blast at the Royal Thai Police headquarters in Bangkok, Thailand, September 1, 2015. Thai police have issued arrest warrants for three more foreign male suspects, Prawut said. REUTERS/Jorge Silva

Thai police spokesman Prawut Thawornsiri shows a sketch of a suspect believed to be involved in the recent Bangkok blast at the Royal Thai Police headquarters in Bangkok, Thailand, September 1, 2015. Thai police have issued arrest warrants for three more foreign male suspects, Prawut said. REUTERS/Jorge Silva

Thai police spokesman Prawut Thawornsiri shows a sketch of a suspect believed to be involved in the recent Bangkok blast at the Royal Thai Police headquarters in Bangkok, Thailand, September 1, 2015. Thai police have issued arrest warrants for three more foreign male suspects, Prawut said. REUTERS/Chaiwat Subprasom TPX IMAGES OF THE DAY

MSgt Steven Bennett (L), NCOIC of the Boundary Workshop and SSgt Michael James talk the 561st Network Operations Squadron (NOS), at Petersen Air Force Base in Colorado Springs, Colorado July 20, 2015. The 561st NOS executes defensive cyber operations in response to U.S. Cyber Command orders and intelligence based threats. REUTERS/Rick Wilking

A U.S. Air Force airman works at the 561st Network Operations Squadron (NOS) under the data wall with screens blanked during a reporter's visit at Petersen Air Force Base in Colorado Springs, Colorado July 20, 2015. The 561st NOS executes defensive cyber operations in response to U.S. Cyber Command orders and intelligence based threats. REUTERS/Rick Wilking TPX IMAGES OF THE DAY

Rebel fighters work on a computer to determine their target points ahead of an offensive against forces loyal to Syria's President Bashar al-Assad at the frontline of Idlib city in northern Syria March 23, 2015. Picture taken March 23, 2015. REUTERS/Khalil Ashawi TPX IMAGES OF THE DAY

Department of Homeland Security workers at the National Cybersecurity and Communications Integration Center in Arlington, Virginia, January 13, 2015. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS SCIENCE TECHNOLOGY CRIME LAW MILITARY)

A Department of Homeland Security worker listens to U.S. President Barack Obama talk at the National Cybersecurity and Communications Integration Center in Arlington, Virginia, January 13, 2015. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS SCIENCE TECHNOLOGY CRIME LAW MILITARY)

A computer screenshot shows the U.S. Central Command Twitter feed after it was apparently hacked by people claiming to be Islamic State sympathizers January 12, 2015. The hackers published apparent intelligence material and what they said were names and addresses of military personnel. REUTERS/Staff (UNITED STATES - Tags: MILITARY CRIME LAW POLITICS)

Youths play first-person shooter games inside an internet cafe in Aleppo January 9, 2015. REUTERS/Hosam Katan (SYRIA - Tags: SOCIETY CIVIL UNREST CONFLICT)

A youth holds a mobile phone bearing a sign that reads, "I am Charlie" during a vigil to pay tribute to the victims of a shooting by gunmen at the offices of weekly satirical magazine Charlie Hebdo in Paris, at Trafalgar Square in London January 7, 2015. Hooded gunmen stormed the Paris offices of the weekly satirical magazine known for lampooning Islam and other religions, shooting dead at least 12 people, including two police officers, in the worst militant attack on French soil in decades. REUTERS/Stefan Wermuth (BRITAIN - Tags: POLITICS CRIME LAW CIVIL UNREST MEDIA)

People pose in front of a display showing the word 'cyber' in binary code, in this picture illustration taken in Zenica December 27, 2014. A previously undisclosed hacking campaign against military targets in Israel and Europe is probably backed by a country that misused security-testing software to cover its tracks and enhance its capability, researchers said. Picture taken December 27, 2014. REUTERS/Dado Ruvic (BOSNIA AND HERZEGOVINA - Tags: SCIENCE TECHNOLOGY CRIME LAW)

A man takes a photo of a truck carrying part of a wing from Malaysia Airlines flight MH17 in Donetsk downtown, the territory controlled by the self-proclaimed Donetsk People's Republic, eastern Ukraine, November 21, 2014. REUTERS/Antonio Bronic (UKRAINE - Tags: CIVIL UNREST TRANSPORT CONFLICT)

Displaced Iraqi children, who fled from the violence in Mosul by the Islamic State (IS), play console games at Baherka refugee camp in Erbil September 11, 2014. REUTERS/Ahmed Jadallah (IRAQ - Tags: CIVIL UNREST CONFLICT POLITICS SOCIETY IMMIGRATION EDUCATION)

Colombian systems programmer Juan Pico works on the video game "Adios a las Armas" (Farewell to Arms) in Bogota September 4, 2014. Colombians will soon be able to sit around a virtual negotiating table as Marxist FARC rebels or the government to thrash out an end to 50 years of war in a video game mirroring complex real life talks now under way to restore peace to the country. "Adios a las Armas," or "Farewell to Arms," a finalist in a government competition in July for non-violent video games, aims to raise awareness about a peace deal being negotiated in Cuba which voters will back or reject in a referendum. Picture taken September 4, 2014. REUTERS/Jose Miguel Gomez (COLOMBIA - Tags: CONFLICT SOCIETY)

Colombian systems programmer Camilo Paez works on the video game "Adios a las Armas" (Farewell to Arms) in Bogota September 4, 2014. Colombians will soon be able to sit around a virtual negotiating table as Marxist FARC rebels or the government to thrash out an end to 50 years of war in a video game mirroring complex real life talks now under way to restore peace to the country."Adios a las Armas," or "Farewell to Arms," a finalist in a government competition in July for non-violent video games, aims to raise awareness about a peace deal being negotiated in Cuba which voters will back or reject in a referendum. Picture taken September 4, 2014. REUTERS/Jose Miguel Gomez (COLOMBIA - Tags: CONFLICT SOCIETY)

Participants watch South Korean President Park Geun-hye delivering a speech on small screens fitted in their seats during a ceremony marking the 69th anniversary of liberation from Japan's 1910-45 colonial rule, on Liberation Day in Seoul August 15, 2014. REUTERS/Kim Hong-Ji (SOUTH KOREA - Tags: POLITICS ANNIVERSARY CONFLICT)

Utkarsh Sanghi, a security engineer at Google, works in a hallway during the Black Hat USA 2014 hacker conference at the Mandalay Bay Convention Center in Las Vegas, Nevada August 6, 2014. REUTERS/Steve Marcus (UNITED STATES - Tags: SCIENCE TECHNOLOGY POLITICS BUSINESS)

Tani Currin, marketing events manager for computer security software and hardware developer Sophos, holds an "anti-selfie" mask during the Black Hat USA 2014 hacker conference at the Mandalay Bay Convention Center in Las Vegas, Nevada August 5, 2014. The mask is part of a privacy awareness marketing campaign, she said. Sophos is a developer of computer security software and hardware. REUTERS/Steve Marcus (UNITED STATES - Tags: SCIENCE TECHNOLOGY BUSINESS SOCIETY)

A protester holds her smartphone displaying the phrase "NO WAR" at a rally against Japan's Prime Minister Shinzo Abe's push to expand Japan's military role in front of Abe's official residence in Tokyo July 1, 2014. Abe's cabinet adopted on Tuesday a resolution dropping a ban that has kept the military from fighting overseas since World War Two, Defence Minister Itsunori Onodera confirmed, a dramatic step away from post-war pacifism and a political victory for the conservative premier. REUTERS/Yuya Shino (JAPAN - Tags: CIVIL UNREST POLITICS MILITARY)

Syrian Mustafa Abdurrahman, 20, looks at Facebook on a computer at his home in Istanbul May 25, 2014. Abdurrahman fled Syria for Turkey along with his family, escaping military service. Abdurrahman didn't bring anything with him out of Syria; he said he just wanted to save his life. He now feels lucky that he is working for the Syrian national coalition office in Turkey, but he has no idea if he will be able to go back to his home country. June 20 is World Refugee Day, an occasion that draws attention to those who have been displaced around the globe. In the run-up to the date, Reuters photographers in different regions have photographed various people who have at some point fled their homes. Picture taken May 25, 2014. REUTERS/Osman Orsal (TURKEY - Tags: SOCIETY IMMIGRATION POLITICS CIVIL UNREST CONFLICT)

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Free Syrian Army fighters rest in Kvrbasin village of Maarat Al-Nouman, Idlib May 23, 2014. Picture taken May 23, 2014. REUTERS/Rasem Ghareeb (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

French President Francois Hollande is photographed by a guest with a smart phone at a ceremony to mark the 99th anniversary of the mass killing of Armenians by Ottoman Turks during World War I in Paris April 24, 2014. REUTERS/Alain Jocard/Pool (FRANCE - Tags: POLITICS ANNIVERSARY)

Naser, a 12-year-old boy, sits with Free Syrian Army fighters as they watch a video clip on a computer at a safehouse in Maarshmarein village, in the countryside of Maaret al-Naaman, in Idlib April 1, 2014. According to the Free Syrian Army, Naser assists with the general upkeep of the safehouse. REUTERS/Khalil Ashawi (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

A Russian officer takes photos of Russian tanks as they arrive at a train station in the Crimean settlement of Gvardeiskoye near the city of Simferopol March 31, 2014. Russia is withdrawing a motorized infantry battalion from a region near Ukraine's eastern border, the Russian Defence Ministry was quoted as saying by state news agencies on Monday. REUTERS/Yannis Behrakis (UKRAINE - Tags: POLITICS CONFLICT)

Residents play computer games at an internet cafe where sandbags were piled as protection from future explosions at a stronghold of the Shi'ite group Hezbollah in the southern suburbs of the Lebanese capital Beirut January 28, 2014. Shop owners piled sandbags in front of their shops in the southern suburbs of the Beirut as part of protection in case more explosions happen in the coming days. Hezbollah's strongholds in Lebanon have been hit by a string of rocket and bomb attacks this year. REUTERS/Hasan Shaaban (LEBANON - Tags: POLITICS CIVIL UNREST)

Brazilian police officer, Wellington Cacella, from the anti-bomb squad tests a Scout robot during an anti-terrorism exercise in Rio de Janeiro November 12, 2013. Rio de Janeiro's Police organized the exercise to test out its anti-terrorism capabilities before hosting the World Cup soccer tournament next year and the 2016 Olympic Games. REUTERS/Sergio Moraes (BRAZIL - Tags: SPORT SOCCER WORLD CUP OLYMPICS MILITARY SCIENCE TECHNOLOGY)

Participants from government ministries and agencies take part in the Cyber Defense Exercise with Recurrence (CYDER) in Tokyo September 25, 2013. Civil servants from across Japan recently gathered at Japan's Interior Ministry for the first time to train to defend themselves against a cyber assault. Japan has no central agency tasked with defending the nation in cyberspace, and technicians from Japan's key ministries have been brought in to test their skills. Officials say the threat from hackers is rising, and upping Japan's game is increasingly urgent. Picture taken September 25, 2013. REUTERS/Toru Hanai (JAPAN - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY)

Free Syrian Army fighters watch surveillance footage from cameras they installed on the front line, at a safe house in the Bab al-Nasr neighbourhood of Aleppo, September 22, 2013. REUTERS/Hamid Khatib (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

A member of the 'Ansar Dimachk' Brigade, part of the 'Asood Allah' Brigade which operates under the Free Syrian Army, uses an iPad during preparations to fire a homemade mortar at one of the battlefronts in Jobar, Damascus September 15, 2013. REUTERS/ Mohamed Abdullah (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT TPX IMAGES OF THE DAY) FOR BEST QUALITY IMAGE: ALSO SEE GM1E99O1RH801.

Free Syrian Army fighters watch videos on a laptop as they rest in Aleppo September 13, 2013. REUTERS/Hamid Khatib (SYRIA - Tags: CIVIL UNREST CONFLICT MILITARY POLITICS)

A protester holds a poster depicting German Chancellor Angela Merkel as he attends a demonstration against secret monitoring programmes PRISM, TEMPORA, INDECT and showing solidarity with whistleblowers Edward Snowden, Bradley Manning and others in front of Berlin's Brandenburg gate July 27, 2013. REUTERS/Pawel Kopczynski (GERMANY - Tags: CRIME LAW POLITICS CIVIL UNREST)

A live chat of Edward Snowden, former contractor at the National Security Agency (NSA), is monitored by Tom Grundy, co-organizer of a rally that was held on Saturday supporting Snowden, on a screen at his home in Hong Kong June 17, 2013. Snowden, the American who leaked details about U.S. National Security Agency surveillance programs, said on Monday he decided to disclose the information after observing "a continuing litany of lies" from senior officials to Congress. REUTERS/Bobby Yip (CHINA - Tags: POLITICS CRIME LAW SCIENCE TECHNOLOGY)

A Free Syrian Army fighter uses a laptop as another prepares to fire a mortar launcher at the frontline near Nairab military airport, which is controlled by forces loyal to Syria's President Bashar al-Assad, in Aleppo, June 14, 2013. REUTERS/Hamid Khatib (SYRIA - Tags: CONFLICT)

Free Syrian Army fighters watch videos on a computer during their rest in Aleppo, June 14, 2013. REUTERS/Nour Kelze (SYRIA - Tags: CONFLICT)

Protesters supporting Edward Snowden, a contractor at the National Security Agency (NSA), hold a photo of Snowden during a demonstration outside the U.S. Consulate in Hong Kong June 13, 2013. China's Foreign Ministry offered no details on Thursday on Snowden, the National Security Agency contractor who revealed the U.S. government's top-secret monitoring of phone and Internet data and who is in hiding in Hong Kong. REUTERS/Bobby Yip (CHINA - Tags: POLITICS SCIENCE TECHNOLOGY CIVIL UNREST TPX IMAGES OF THE DAY)

General Keith Alexander, commander of the U.S. Cyber Command, director of the National Security Agency (NSA) and chief of the Central Security Service (CSS), arrives at the Senate Appropriations Committee hearing on Cybersecurity: Preparing for and Responding to the Enduring Threat, on Capitol Hill in Washington June 12, 2013. REUTERS/Yuri Gripas (UNITED STATES - Tags: POLITICS MILITARY SCIENCE TECHNOLOGY TPX IMAGES OF THE DAY)

A Free Syrian Army fighter holds an artillery shell while another fighter works on a computer in Aleppo's countryside, May 17, 2013. Ahrar-Al-Sham (Sham-Free) battalion, which operates under the Free Syrian Army, members launched missiles towards Syrian Regime troops in Aleppo's countryside. Picture taken May 17, 2013. REUTERS/Ammar Abdullah (SYRIA - Tags: POLITICS CIVIL UNREST CONFLICT)

A member of Kurdistan Workers Party (PKK) works on her laptop in northern Iraq May 14, 2013. The first group of Kurdish militants to withdraw from Turkey under a peace process entered northern Iraq on Tuesday, and were greeted by comrades from the Kurdistan Workers Party (PKK), in a symbolic step towards ending a three-decades-old insurgency. The 13 men and women, carrying guns and with rucksacks on their backs, arrived in the area of Heror, near Metina mountain on the Turkish-Iraqi border, a Reuters witness said. REUTERS/Azad Lashkari (IRAQ - Tags: CIVIL UNREST POLITICS)

A Free Syrian Army fighter plays a football game on a computer as he rests in Raqqa province, east Syria, May 6, 2013. REUTERS/Hamid Khatib (SYRIA - Tags: CONFLICT SOCIETY)

A man types on a computer keyboard in Warsaw in this February 28, 2013 illustration file picture. One of the largest ever cyber attacks is slowing global internet services after an organisation blocking "spam" content became a target, with some experts saying the disruption could get worse. To match INTERNET-ATTACK/ REUTERS/Kacper Pempel/Files (POLAND - Tags: BUSINESS SCIENCE TECHNOLOGY)

An employee of the Korean Broadcasting System (KBS) transports computers on a trolley at KBS' main building in Seoul March 21, 2013. A hacking attack that brought down three South Korean broadcasters YTN, MBC and KBS as well as two major commercial banks, Shinhan Bank and NongHyup Bank has been identified by most commentators as Pyongyang flexing its muscles as military tensions on the divided peninsula sky-rocket. Officials in Seoul traced Wednesday's breach to a server in China, a country that has been used by North Korean hackers in the past. That reinforces the vulnerability of South Korea, the world's most wired economy, to unconventional warfare. REUTERS/Kim Hong-Ji (SOUTH KOREA - Tags: SCIENCE TECHNOLOGY CRIME LAW POLITICS BUSINESS MEDIA)

A soldier from the U.S. Army's Bravo Company, 1st Battalion, 36th Infantry Regiment uses the computer at Command Outpost AJK (short for Azim-Jan-Kariz, a near-by village) in Maiwand District, Kandahar Province, Afghanistan, January 31, 2013. REUTERS/Andrew Burton (AFGHANISTAN - Tags: MILITARY)

A boy dressed as a Japanese military soldier runs in a trench during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A live-action performance and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A man dressed as a Japanese military soldier pretends to shoot during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A woman dressed as a Japanese military soldier pretends to shoot during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A man dressed as an Eighth Route Army soldier pretends to shoot during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A woman dressed as a Japanese military soldier walks in a trench during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A boy dressed as a Japanese military soldier pretends to shoot during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A boy dressed as an Eighth Route Army soldier pretends to shoot during a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A man dressed as an Eighth Route Army soldier checks toy weapons before a live action role-playing game based on the computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A performance named "Mountain Taihang" is also available where visitors can watch performers put on a live-action show depicting the China-Japan war. The show and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY)

A man pretends to shoot during a live action role-playing game based on a computer game "Stalker", at a guerrilla warfare experiential park, one of two theme parks, on the outskirts of Wuxiang county, north China's Shanxi province, October 20, 2012. Visitors to the theme parks pay to participate in a dress up action play with performers, where they can choose to role play as soldiers from the Japanese army or the Eighth Route Army, with professional sound and lighting effects. A live-action performance and the parks, located near the former headquarters of the Eighth Route Army, a military group controlled by the Communist Party of China during the Chinese Civil War and the Second Sino-Japanese War, cost the Wuxiang government around 500 million RMB ($80 million) to construct. Picture taken on October 20, 2012. REUTERS/Jason Lee (CHINA - Tags: MILITARY POLITICS SOCIETY TPX IMAGES OF THE DAY)