A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

A French Mirage fighter plane demonstrates the interception of a Belgian air force transport plane as they fly over France, September 12, 2018 as part of NATO drills. REUTERS/Francois Lenoir 

Four Mirage 2000C and one Alpha jet flight over Paris, France, on their way to participate in the Bastille Day military parade, July 14 2016. REUTERS/Philippe Wojazer SEARCH "BIRDS BASTILLE" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY

REUTERS/Philippe Wojazer SEARCH "BIRDS BASTILLE" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES. TPX IMAGES OF THE DAY Matching text: FRANCE-BASTILLEDAY/FLIGHT 

Four Mirage 2000C and one Alpha jet fly over Paris on their way to participate in the Bastille day parade, July 14 2016. REUTERS/Philippe Wojazer SEARCH "BIRDS BASTILLE" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES.

Four Mirage 2000C and one Alpha jet flight over Paris, France, on their way to participate in the Bastille Day military parade, July 14 2016. REUTERS/Philippe Wojazer

Four Mirage 2000C and one Alpha jet flight over Paris, France, on their way to participate in the Bastille Day military parade, July 14 2016. REUTERS/Philippe Wojazer

Four Mirage 2000C and one Alpha jet flight over Paris, France, on their way to participate in the Bastille Day military parade, July 14 2016. REUTERS/Philippe Wojazer

Four Mirage 2000C and one Alpha jet flight over Paris, France, on their way to participate in the Bastille Day military parade, July 14 2016. REUTERS/Philippe Wojazer TPX IMAGES OF THE DAY

People gestures as they hold parts of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

A boy sits on a part of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

People gestures as they hold parts of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

A boy carries a part of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

Boys check a part of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

A boy carries a part of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

Boys hold a part of a United Arab Emirates Mirage plane that crashed in Yemen's southern port city of Aden March 14, 2016. REUTERS/Fawaz Salman 

A Mirage 2000D is seen at Bamako airport February 7, 2013. REUTERS/Benoit Tessier (MALI - Tags: POLITICS MILITARY CONFLICT TPX IMAGES OF THE DAY) 

Malian soldiers secure the area by French Mirage 2000 D war planes at the Mali air force base near Bamako as troops await their deployment January 18, 2013. REUTERS/Eric Gaillard (MALI - Tags: CIVIL UNREST CONFLICT MILITARY) 

French-made Mirage 2000 and U.S.-made F-16 fighter jets of the United Arab Emirates forces take part in joint military manoeuvres with the French army in the desert of Abu Dhabi May 2, 2012. REUTERS/Ben Job (UNITED ARAB EMIRATES - Tags: MILITARY POLITICS) 

A French Mirage 2000 fighter jet (R), accompanied by a French Rafale (L), refuels with an airborne Boeing C-135 refuelling tanker aircraft from the Istres military air base during a refuelling operation above the Mediterranean Sea March 25, 2011. France continues its military air sorties over Libya with NATO indicating the no fly zone operation could last three months. REUTERS/Jean-Paul Pelissier (FRANCE - Tags: MILITARY CONFLICT) 

A member of the ground crew looks at French Mirage 2000 fighter jets at the military air base of Solenzara, on the Mediterranean island of Corsica, where France runs its military operation against Libya, March 23, 2011. REUTERS/Jean-Paul Pelissier (FRANCE - Tags: MILITARY) 

A British Royal Air Force Eurofighter Typhoon moves past Indian Air Forces' Sukhoi SU-30 and Mirage 2000 fighter jets during an Indo-UK joint air force exercise at Kalaikunda airbase, about 130 km west from the eastern Indian city of Kolkata, November 2, 2010. REUTERS/Rupak De Chowdhuri (INDIA - Tags: MILITARY) 

A Taiwan Air Force Mirage fighter plane is readied before take-off during the Han Kuang military exercise at Hualien airbase, eastern Taiwan April 27, 2010. REUTERS/Pichi Chuang (TAIWAN - Tags: MILITARY) 

Military personnel prepare for an emergency take-off with a Mirage fighter plane during the Han Kuang military exercise at Hualien airbase, eastern Taiwan April 27, 2010. REUTERS/Pichi Chuang (TAIWAN - Tags: MILITARY) 

A Mirage 50 combat plane is seen on the tarmac at Ecuadorian Air Force headquarters in Taura, near Guayaquil October 29, 2009. The Ecuadorian Air Force received three combat planes as a donation from the Venezuelan government. REUTERS/Stringer (ECUADOR POLITICS MILITARY TRANSPORT) 

A Mirage 50 combat plane is seen on the tarmac at Ecuadorian Air Force headquarters in Taura, near Guayaquil October 29, 2009. The Ecuadorian Air Force received three combat planes as a donation from the Venezuelan government. REUTERS/Stringer (ECUADOR POLITICS MILITARY TRANSPORT) 

Mirage 50 combat planes are seen in flight over Guayaquil October 29, 2009. The Ecuadorian Air Force received three combat planes as a donation from the Venezuelan government. REUTERS/Stringer (ECUADOR POLITICS MILITARY TRANSPORT) 

A Mirage 50 combat plane is seen on the tarmac at Ecuadorian Air Force headquarters in Taura, near Guayaquil October 29, 2009. The Ecuadorian Air Force received three combat planes as a donation from the Venezuelan government. REUTERS/Stringer (ECUADOR POLITICS MILITARY TRANSPORT) 

A group of Mirage fighter planes prepare to take off during a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

A group of Mirage fighter planes perform a fly past during a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

Military personnel prepare to load a missile onto a Mirage fighter plane during a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

A group of Mirage fighter planes perform a fly past during a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

Military personnel perform safety checks on a Mirage fighter plane during a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

A military officer stands guard as a Mirage fighter plane prepares to take off during a visit to the air force 499th wing as part of a model units tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

A Mirage fighter plane flies upside down during a performance at a visit to the air force 499th wing as part of a model unit's tour organised by the Taiwan Ministry of National Defense, in Hsinchu, August 29, 2008. REUTERS/Nicky Loh (TAIWAN) 

A French Air Force Mirage 2000 escorts France's President Nicolas Sarkozy's plane as he leaves Afghanistan after he met French soldiers during his visit to Kabul, December 22, 2007. President Sarkozy said France could boost its presence in Afghanistan to help the Afghan army and police while on a surprise visit to give French troops his Christmas greetings. REUTERS/Eric Feferberg/Pool (AFGHANISTAN) 

Chilean air force mirage aircrafts fly next to the Santiago's Cathedral during the annual Military parade at the Bernardo O'Higgins park in Santiago, September 19, 2007. REUTERS/Victor Ruiz Caballero(CHILE) 

Kashmiri women walk near burning tyres during a protest against the arrest of 21-year-old Naseema Akhter in Maloora, on the outskirts of Srinagar, August 9, 2007. Akhter was arrested for questioning on her suspected links with militants. Police used tear gas and batons to disperse protesters demanding Akhter's release, protesters said. REUTERS/Adnan Abidi (INDIAN-ADMINISTERED KASHMIR) 

Relatives of a deceased stand next to a burning pyre at a cremation ground in the northern Indian city of Varanasi June 13, 2007. Hindus believe that dying in Varanasi and having their remains scattered in the Ganges allows their soul to escape a cycle of death and rebirth, attaining "moksha" or salvation. REUTERS/Arko Datta (INDIA) 

Taiwan's French-made Mirage-2000 fighter jets fly in formation during the annual Han Kuang military exercise in Suao, Ilan county, about 60 km southeast of Taipei May 16, 2007. Taiwan on Tuesday launched a series of live military exercises designed to thwart an attack from arch-rival China, amid concerns that some of the military's aircraft were too old and poorly maintained. REUTERS/Claro Cortes IV (TAIWAN) 

Mirage-2000 pilots gesture as the plane taxis on the closed-off section of Sun Yat-sen freeway at Chang-hua county in central Taiwan, about 200 km south of Taipei May 15, 2007. Taiwan is staging a series of live-fire military exercises this week aimed at demonstrating how the island's armed forces would fight off an attack from arch rival China, the Defence Ministry said. The fighter jets were practising for the possibility that air bases were knocked out by enemy attacks forcing jets to refuel and re-equip elsewhere. This is the second stage of the annual Han Kuang -- or Chinese Glory-- exercise. REUTERS/Claro Cortes IV (TAIWAN) 

Argentine Air Force Mirage warplanes fly above the memorial dedicated to Argentine soldiers who died in the 1982 Falklands War (Guerra de Las Malvinas) between Britain and Argentina, in the southernmost Argentine city of Ushuaia April 1, 2007. April 2 marks the 25th anniversary of the war over the island chain, known commonly in Argentina as the "Malvinas". About 1,000 people died during the war before Argentina surrendered to the British on June 14, 1982. REUTERS/Enrique Marcarian (ARGENTINA) 

Former U.S. President Gerald Ford's casket is moved into a truck before being loaded on the plane during the departure ceremony at Palm Springs International Airport in Palm Springs, California December 30, 2006. Ford died at age 93 on Tuesday in Rancho Mirage, California. REUTERS/Kevork Djansezian/Pool (UNITED STATES) 

An Indian Air Force "Mirage 2000" aircraft flies during the Indo-US joint exercise at the Kalaikunda Airbase, 130 km (81 miles) west of the eastern India city of [Kolkata] November 7, 2005. [Thousands of activists form the Communist Party of India gathered outside the airbase to protest against the joint Indo-US air force exercises, named "Cope India 2005".] 

A French Mirage 4 fighter performs for the last time at Paris Air Show at le Bourget, near Paris , June 13, 2005. 

Dassault Aviation's member cleans a fighter Mirage 2000 two days before the official opening of the Paris Air Show at Le Bourget, north of Paris June 11, 2005. 

Pakistani Air Force technicians work on an aircraft at the Mirage Rebuild factory at Pakistan Aeronautical Complex Kamra (PAC) in Kamra, 80km (50 miles) west of Islamabad, May 9, 2005. Pakistan, which has been seeking high technology aircraft for the last two decades, said on Monday it hoped to start joint production with [China] from 2007 of multi-role fighter jets. 

Pakistani Air Force technicians work on an aircraft at the Mirage Rebuild factory at Pakistan Aeronautical Complex Kamra (PAC) in Kamra, 80km (50 miles) west of Islamabad, May 9, 2005. Pakistan, which has been seeking high technology aircraft for the last two decades, said on Monday it hoped to start joint production with [China] from 2007 of multi-role fighter jets. 

Pakistani Air Force technicians work on an aircraft at the Mirage Rebuild factory at Pakistan Aeronautical Complex Kamra (PAC) in Kamra, 80km (50 miles) west of Islamabad, May 9, 2005. Pakistan, which has been seeking high technology aircraft for the last two decades, said on Monday it hoped to start joint production with [China] from 2007 of multi-role fighter jets. 

Pakistani Air Force technicians work on a Mirage aircraft at the Mirage Rebuild factory at Pakistan Aeronautical Complex Kamra (PAC) in Kamra, 80 km (50 miles) west of Islamabad, May 9, 2005. Pakistan, which has been seeking high technology aircraft for the last two decades, said on Monday it hoped to start joint production with [China] from 2007 of multi-role fighter jets. 

French Mirage-2000 fighter planes practise during a NATO Tiger Meet-05 exercise over a Turkish airbase near the western city of Balikesir in Turkey May 5, 2005. More than 60 aircrafts from ten NATO members participated in the exercises in Turkey. REUTERS/Fatih Saribas FS/JOH 

A French service officer disguised as a tiger poses beside a French Mirage-2000 fighter plane during a NATO exercise in Balikesir. A French service officer disguised as a tiger poses beside a French Mirage-2000 fighter plane during a NATO Tiger Meet-05 exercise in a Turkish airbase near western city of Balikesir May 5, 2005. More than 60 aircrafts from ten NATO members participated in the exercises held in Turkey. REUTERS/Fatih Saribas 

A combat helicopter flies past a French Mirage-2000 fighter plane during a NATO Tiger Meet-05 exercise in Balikesir. A Czech Republic combat helicopter flies past a French Mirage-2000 fighter plane during a NATO Tiger Meet-05 exercise in a Turkish airbase near the western city of Balikesir May 5, 2005. More than 60 aircrafts from 10 NATO members participated in the exercises in Turkey. REUTERS/Fatih Saribas 

A French service officer disguised as a tiger poses beside a French Mirage-2000 fighter plane during a NATO exercise in Balikesir. A French service officer disguised as a tiger poses beside a French Mirage-2000 fighter plane during a NATO Tiger Meet-05 exercise in a Turkish airbase near western city of Balikesir May 5, 2005. More than 60 aircrafts from ten NATO members participated in the exercises held in Turkey. REUTERS/Fatih Saribas