The tail fin of a cargo aircraft with FedEx livery is seen among air freight containers at a FedEx regional hub at Los Angeles International Airport (LAX) in Los Angeles, California, U.S., September 16, 2022. REUTERS/Bing Guan 

A Boeing 747-400F jet of Luxembourg's Cargolux cargo airline transporting the Solar Impulse 2 aircraft approaches to land at the airbase in Duebendorf, Switzerland November 22, 2016. REUTERS/Arnd Wiegmann 

A Boeing 747-400F jet of Luxembourg's Cargolux cargo airline transporting the Solar Impulse 2 aircraft approaches to land at the airbase in Duebendorf, Switzerland November 22, 2016. REUTERS/Arnd Wiegmann 

A man watches from a lorry as the Airlander 10 hybrid airship makes its maiden flight at Cardington Airfield in Britain, August 17, 2016. REUTERS/Darren Staples

A Zipline delivery drone sits inside a modified shipping container before a flight demonstration at an undisclosed location in the San Francisco Bay Area, California, U.S., May 5, 2016. REUTERS/Stephen Lam 

An Israeli flag-draped coffin (L) carrying the body of an Israeli, who was killed in Saturday's suicide bombing in Istanbul, is seen upon return to Israel, at Ben Gurion International Airport in Lod, near Tel Aviv, Israel March 20, 2016. REUTERS/Baz Ratner 

An Israeli flag-draped coffin carrying the body of an Israeli, who was killed in Saturday's suicide bombing in Istanbul, is seen upon return to Israel, at Ben Gurion International Airport in Lod, near Tel Aviv, Israel March 20, 2016. REUTERS/Baz Ratner 

A helicopter is seen collecting water to put out forest fires on a hill in Alban municipality near Bogota, Colombia December 31, 2015. REUTERS/John Vizcaino

ATTENTION EDITORS - VISUALS COVERAGE OF SCENES OF DEATH OR INJURY Nyloak Tong, a fourteen month old girl who survived the cargo plane crash after take-off near Juba airport is carried by her grandmother at the Juba teaching hospital in South Sudan, November 4, 2015. A Russian-built cargo plane with passengers on board crashed on Wednesday after taking off from the airport in South Sudan's capital, killing dozens of people, witnesses said. Tong, was travelling with her mother and her four brothers all of whom died in the accident. An official said three people on board survived. REUTERS/Jok Solomun 

ATTENTION EDITORS - VISUALS COVERAGE OF SCENES OF DEATH OR INJURY Nyloak Tong, a fourteen month old girl who survived the cargo plane crash after take-off near Juba airport is carried as she receives treatment at the Juba teaching hospital in South Sudan, November 4, 2015. A Russian-built cargo plane with passengers on board crashed on Wednesday after taking off from the airport in South Sudan's capital, killing dozens of people, witnesses said. An official said three people on board survived. REUTERS/Jok Solomun 

Officials investigate the wreckage of a cargo airplane that crashed after take-off near Juba Airport in South Sudan November 4, 2015. A Russian-built cargo plane carrying some passengers crashed on Wednesday after taking off from the airport in South Sudan's capital, killing at least 41 people who were on board and others on the ground, an official and a Reuters witness said. REUTERS/Jok Solomun TPX IMAGES OF THE DAY

Russian emergency ministry officers walk to unload the bodies of victims of a Russian airliner, which crashed in Egypt's Sinai Peninsula on Saturday, at Pulkovo airport in St. Petersburg, Russia November 2, 2015. The Airbus A321, operated by Russian airline Kogalymavia under the brand name Metrojet, broke up in mid-air, an official of a Moscow-based aviation agency said on Sunday after visiting the disaster site, but stressed it was too early to draw conclusions from this. REUTERS/Dmitry Lovetsky/Pool 

Russian emergency ministry officers wait to unload the bodies of victims of a Russian airliner, which crashed in Egypt's Sinai Peninsula on Saturday, at Pulkovo airport in St. Petersburg, Russia November 2, 2015. The Airbus A321, operated by Russian airline Kogalymavia under the brand name Metrojet, broke up in mid-air, an official of a Moscow-based aviation agency said on Sunday after visiting the disaster site, but stressed it was too early to draw conclusions from this. REUTERS/Dmitry Lovetsky/Pool 

A Ugandan soldier serving in the African Union Mission in Somalia (AMISOM) stands guard to secure the site where a Tristar Air Airbus A300-200F cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

A Somalia government soldier stands guard to secure the site where a Tristar Air cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

Ugandan soldiers serving in the African Union Mission in Somalia (AMISOM) secure the site where a Tristar Air Airbus A300-200F cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

Ugandan soldiers serving in the African Union Mission in Somalia (AMISOM) secure the site where a Tristar Air Airbus A300-200F cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

Ugandan soldiers serving in the African Union Mission in Somalia (AMISOM) and a Somalia soldier stand guard as they secure the site where a Tristar Air Airbus A300-200F cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

A Ugandan soldier serving in the African Union Mission in Somalia (AMISOM) stands guard as he secures the engine of a Tristar Air cargo plane that crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar 

A Ugandan soldier serving in the African Union Mission in Somalia (AMISOM) stands guard to secure the site where a Tristar Air Airbus A300-200F cargo plane crash-landed in Arbiska outside Somalia's capital Mogadishu, October 13, 2015. The Egyptian cargo plane carrying supplies to the AMISOM peacekeepers crash-landed and its engines were damaged but its six crew members are safe, local media reported. REUTERS/Feisal Omar TPX IMAGES OF THE DAY

Two Soviet-made Yakovlev Yak-52 planes perform during a demonstration flight above a McDonnell-Douglas MD-11 jet of Lufthansa Cargo AG parked on the tarmac, at Yemelyanovo International Airport, outside the Siberian city of Krasnoyarsk August 15, 2015. The Lufthansa plane was on its way to Frankfurt from Beijing and Seoul. Lufthansa Cargo AG uses the Krasnoyarsk airport as its transit airport for refuelling and maintenance on its long-distance flights to and out of Europe. Crew members of the plane took part in a show and celebrations for the Day of Air Fleet of Russia in front of numerous spectators. REUTERS/Ilya Naymushin 

A McDonnell-Douglas MD-11 jet of Lufthansa Cargo AG is welcomed by firefighting vehicles as it taxies on the tarmac shortly after landing at Yemelyanovo International Airport on its way to Frankfurt from Beijing and Seoul, outside the Siberian city of Krasnoyarsk August 15, 2015. Lufthansa Cargo AG uses the Krasnoyarsk airport as its transit airport for fuelling and maintenance on its long-distance flights to and out of Europe. Crew members of the plane took part in a show and celebrations for the Day of Air Fleet of Russia in front of numerous spectators. REUTERS/Ilya Naymushin 

A McDonnell-Douglas MD-11 jet of Lufthansa Cargo AG flies above the tarmac of the Yemelyanovo International Airport on its way to Frankfurt from Beijing and Seoul, outside the Siberian city of Krasnoyarsk August 15, 2015. Lufthansa Cargo AG uses the Krasnoyarsk airport as the transit airport for fuelling and maintenance on its long-distance flights to and out of Europe. Crew members of the plane took part in a show and the celebrations for the Day of Air Fleet of Russia while flying at a low height in front of numerous spectators. REUTERS/Ilya Naymushin 

A bird is seen near the turbine of a McDonnell-Douglas MD-11 jet of Lufthansa Cargo AG flying above the tarmac of the Yemelyanovo International Airport, on its way to Frankfurt from Beijing and Seoul, outside the Siberian city of Krasnoyarsk August 15, 2015. Lufthansa Cargo AG uses the Krasnoyarsk airport as their transit airport for fuelling and maintenance on its long-distance flights to and out of Europe. Crew members of the plane took part in a show and celebrations for the Day of Air Fleet of Russia while flying at a low height in front of numerous spectators. REUTERS/Ilya Naymushin 

A U.S. Air Force C-5 Galaxy Outsize Cargo Transport Aircraft takes off from Incirlik air base in Adana, Turkey, August 10, 2015. The United States sent six F-16 jets and about 300 personnel to Incirlik Air Base in Turkey on Sunday, the U.S. military said, after Ankara agreed last month to allow American planes to launch air strikes against Islamic State militants from there. REUTERS/Murad Sezer

U.S. Air Force (USAF) C-5 Galaxy Outsize Cargo Transport Aircraft lands at Incirlik air base in Adana, Turkey, August 10, 2015. The United States sent six F-16 jets and about 300 personnel to Incirlik Air Base in Turkey on Sunday, the U.S. military said, after Ankara agreed last month to allow American planes to launch air strikes against Islamic State militants from there. REUTERS/Murad Sezer

U.S. Air Force (USAF) C-5 Galaxy Outsize Cargo Transport Aircraft lands at Incirlik air base in Adana, Turkey, August 10, 2015. The United States sent six F-16 jets and about 300 personnel to Incirlik Air Base in Turkey on Sunday, the U.S. military said, after Ankara agreed last month to allow American planes to launch air strikes against Islamic State militants from there. REUTERS/Murad Sezer

U.S. Air Force (USAF) C-5 Galaxy Outsize Cargo Transport Aircraft lands at Incirlik air base in Adana, Turkey, August 10, 2015. The United States sent six F-16 jets and about 300 personnel to Incirlik Air Base in Turkey on Sunday, the U.S. military said, after Ankara agreed last month to allow American planes to launch air strikes against Islamic State militants from there. REUTERS/Murad Sezer

Soldiers and rescue workers unload aid from a cargo aeroplane in Sittwe airpot at Sittwe, Rakhine state, August 5, 2015. The United States will announce an aid package for Myanmar to help the Southeast Asian country provide relief for the hundreds of thousands of people affected by floods, Secretary of State John Kerry said on Wednesday. More than 250,000 people have been affected and 69 killed by flooding that was triggered last week by monsoon rains, according to the Ministry of Social Welfare, Relief and Resettlement. REUTERS/Soe Zeya Tu 

Soldiers and rescue workers unload aid from a cargo aeroplane in Sittwe airpot at Sittwe, Rakhine state, August 5, 2015. The United States will announce an aid package for Myanmar to help the Southeast Asian country provide relief for the hundreds of thousands of people affected by floods, Secretary of State John Kerry said on Wednesday. More than 250,000 people have been affected and 69 killed by flooding that was triggered last week by monsoon rains, according to the Ministry of Social Welfare, Relief and Resettlement. REUTERS/Soe Zeya Tun 

Soldiers and rescue workers unload aid from a cargo aeroplane in Sittwe airpot at Sittwe, Rakhine state, August 5, 2015. The United States will announce an aid package for Myanmar to help the Southeast Asian country provide relief for the hundreds of thousands of people affected by floods, Secretary of State John Kerry said on Wednesday. More than 250,000 people have been affected and 69 killed by flooding that was triggered last week by monsoon rains, according to the Ministry of Social Welfare, Relief and Resettlement. REUTERS/Soe Zeya Tun 

Soldiers and rescue workers unload aid from cargo aeroplane in Sittwe airpot at Sittwe, Rakhine state, August 5, 2015. The United States will announce an aid package for Myanmar to help the Southeast Asian country provide relief for the hundreds of thousands of people affected by floods, Secretary of State John Kerry said on Wednesday. More than 250,000 people have been affected and 69 killed by flooding that was triggered last week by monsoon rains, according to the Ministry of Social Welfare, Relief and Resettlement. REUTERS/Soe Zeya Tun 

Soldiers and rescue workers unload aid from a cargo aeroplane in Sittwe airpot at Sittwe, Rakhine state, August 5, 2015. The United States will announce an aid package for Myanmar to help the Southeast Asian country provide relief for the hundreds of thousands of people affected by floods, Secretary of State John Kerry said on Wednesday. More than 250,000 people have been affected and 69 killed by flooding that was triggered last week by monsoon rains, according to the Ministry of Social Welfare, Relief and Resettlement. REUTERS/Soe Zeya Tun 

A Saudi military cargo plane is seen at the international airport of Yemen's southern port city of Aden July 24, 2015. Two Saudi aircraft landed at Aden on Friday bringing equipment needed to re-open the city's airport four months after the Yemeni civil war shut it down, Saudi-owned Al Arabiya TV reported. REUTERS/Faisal Al Nasser 

Workers and Southern Resistance fighters unload an aid shipment from a Saudi military cargo plane at the international airport of Yemen's southern port city of Aden July 23, 2015. This is the second flight to reach the embattled port city in four months. REUTERS/Stringer 

Workers unload aid shipment from a Saudi military cargo plane at the international airport of Yemen's southern port city of Aden July 23, 2015. This is the second flight to reach the embattled port city in four months. REUTERS/Stringer TPX IMAGES OF THE DAY

A Saudi military cargo plane is seen at the international airport of Yemen's southern port city of Aden July 22, 2015. A Saudi military plane loaded with arms for fighters loyal to Yemen's deposed president landed at Aden airport on Wednesday, an airport official said, the first flight to reach the embattled port city in four months. REUTERS/Stringer 

A Saudi military cargo plane is seen at the international airport of Yemen's southern port city of Aden July 22, 2015. A Saudi military plane loaded with arms for fighters loyal to Yemen's deposed president landed at Aden airport on Wednesday, an airport official said, the first flight to reach the embattled port city in four months. REUTERS/Stringer 

Emergency teams remove pieces of wreckage at the site of the crashed TransAsia Airways plane Flight GE235 in New Taipei City February 5, 2015. The death toll from the plane that crashed into the river shortly after taking off has risen to 31, Taiwanese officials said on Thursday, and could rise further with 12 people still missing. The flight, carrying 58 passengers and crew, lurched between buildings, clipped an overpass with one of its wings and crashed upside down into shallow water shortly after taking off from a downtown Taipei airport on Wednesday. REUTERS/Pichi Chuang (TAIWAN - Tags: DISASTER TRANSPORT TPX IMAGES OF THE DAY) 

A tank is loaded onto an Antonov Airlines' An-225 Mriya aircraft, considered the largest aircraft in the world, at the Leos Janacek Airport in Mosnov, near Ostrava, January 26, 2015. The tanks, which belong to a Czech company, are believed to be headed to Africa. REUTERS/Robert Kolek (CZECH REPUBLIC - Tags: MILITARY POLITICS TRANSPORT BUSINESS) 

Men refuel an airplane in town of Mandera at the Kenya-Somalia border December 6, 2014. REUTERS/Goran Tomasevic (KENYA - Tags: SOCIETY TRANSPORT) 

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) 

A small cargo plane is seen crashed into the side of a home in Chicago, November 18, 2014. The occupants of the home escaped uninjured after the crash at 2:42 a.m. CST but Chicago police said they did not have information about potential injuries sustained by the pilot, who authorities said was the only occupant of the plane. REUTERS/Andrew Nelles (UNITED STATES - Tags: DISASTER TRANSPORT TPX IMAGES OF THE DAY) 

A crane carries wreckage of the Malaysia Airlines Boeing 777 plane (flight MH17) at the site of the plane crash near the settlement of Grabovo in the Donetsk region November 16, 2014. Dutch investigators are back in eastern Ukraine, where nine victims of the MH17 disaster remain missing. The plane was brought down in July, killing all 298 passengers and crew - two-thirds of whom were Dutch nationals. Fighting between pro-Russian rebels and Ukrainian forces in the area has prevented investigators from carrying out a full recovery. REUTERS/Antonio Bronic (UKRAINE - Tags: DISASTER TRANSPORT CIVIL UNREST TPX IMAGES OF THE DAY) 

An Emergencies Ministry member (C) loads items recovered at the site where the downed Malaysia Airlines flight MH17 crashed, near the village of Hrabove (Grabovo) in Donetsk region, eastern Ukraine, October 13, 2014. Four Dutch police experts visited the crash site of Malaysia Airlines flight MH17 on Monday to help recover belongings and human remains despite fighting nearby in east Ukraine. The experts were on hand to advise a Ukrainian Emergencies Ministry team combing the wreckage in the fields where the plane was brought down on July 17, killing all 298 passengers and crew, a Reuters correspondent on the scene said. REUTERS/Shamil Zhumatov (UKRAINE - Tags: POLITICS CIVIL UNREST CONFLICT TRANSPORT DISASTER) 

A military helicopter flies above a Russian convoy of trucks carrying humanitarian aid for Ukraine, parked at a camp near Kamensk-Shakhtinsky, Rostov Region, August 14, 2014. Artillery shells hit close to the centre of Ukraine's separatist-held city of Donetsk for the first time on Thursday, killing at least one person, as a large Russian aid convoy rumbled towards the border. REUTERS/Maxim Shemetov (RUSSIA - Tags: POLITICS CIVIL UNREST CONFLICT TRANSPORT TPX IMAGES OF THE DAY) 

A train carrying the remains of the victims of Malaysia Airlines MH17 downed over rebel-held territory in eastern Ukraine arrives in the city of Kharkiv in eastern Ukraine July 22, 2014. Almost 300 people were killed when the Malaysia Airlines plane went down on July 17. REUTERS/Gleb Garanich (UKRAINE - Tags: POLITICS DISASTER CIVIL UNREST TRANSPORT TPX IMAGES OF THE DAY) 

Six Argentine horses stand inside a plane at Madrid's Barajas airport July 6, 2014. A plane with 50 Argentine horses arrived to compete in the 43rd International Polo Tournament in Sotogrande, southern Spain, during the months of July and August. REUTERS/Juan Medina (SPAIN - Tags: ANIMALS SPORT EQUESTRIANISM) 

Security personnel attempt to retrieve bodies from the wreckage of a cargo plane that crashed into a commercial building on the Utawala estate on the outskirts of Kenya's capital Nairobi, July 2, 2014. The Fokker 50 plane was transporting the mild stimulant khat, and crashed shortly after taking off from the city's main Jomo Kenyatta International Airport (JKIA) on Wednesday, with the four crew members on board being feared dead, the Kenyan Airports Authority (KAA) said. REUTERS/Thomas Mukoya (KENYA - Tags: TRANSPORT DISASTER TPX IMAGES OF THE DAY) 

A Ukrainian military helicopter lands near a Ukrainian checkpoint near the town of Slaviansk in eastern Ukraine May 2, 2014. Ukrainian forces attacked the rebel-held city of Slaviansk before dawn on Friday and pro-Russia separatists shot down at least one attack helicopter, killing a pilot, in a sharp escalation of the conflict. REUTERS/Baz Ratner (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY) 

Boeing 737 fuselages are delivered by train to a Boeing manufacturing site in Renton, Washington, February 26, 2014. The world's largest plane makers are soaring, fueled by historic demand for new jets that has cranked up their factories to record speeds. But booming sales of aircraft, far from being a bonanza for suppliers, are spurring brutal competition between Airbus Group NV and Boeing Co, which are demanding better deals from the companies that make billions of parts the factories need. Picture taken February 26, 2014. To match Insight BOEING-SUPPLIERS/ REUTERS/Jason Redmond (UNITED STATES - Tags: BUSINESS TRANSPORT INDUSTRIAL TPX IMAGES OF THE DAY) 

The tail of a decommissioned Lufthansa aircraft is pictured at Frankfurt airport February 11, 2014. Lufthansa group on Tuesday announced its freight and passenger statistics for January 2014. REUTERS/Ralph Orlowski (GERMANY - Tags: TRANSPORT BUSINESS LOGO) 

A Panamanian forensic worker carries out investigations in a container holding a MiG-21aircraft seized from the North Korean container ship Chong Chon Gang at the Manzanillo Container Terminal in Colon city July 21, 2013. A North Korean ship detained near the Panama Canal for holding Cuban weapons is free to go after the ship's representatives on February 9, 2014 paid a $693,333 fine to the Panama Canal Authority, the authority said in a statement. The return of the Chong Chon Gang to North Korea would end part of a bizarre case involving the three countries that provoked international controversy. The ship was seized in July for smuggling Soviet-era arms, including two MiG-21 aircraft, under 10,000 tons of sugar. REUTERS/Carlos Jasso (PANAMA - Tags: POLITICS CRIME LAW MARITIME) 

A dismantled Airbus A300 is seen through a window of a Boeing 747 in the recycling yard of Air Salvage International (ASI) in Kemble, central England November 27, 2013. Following an interim deal over Iran's nuclear activities, Tehran will be allowed limited purchases of aircraft parts and repairs. The immediate problem it faces is that some of its aircraft are so old that parts may not be readily available. Picture taken November 27, 2013. To match Insight IRAN-NUCLEAR/AIRCRAFT REUTERS/Stefan Wermuth (BRITAIN - Tags: TRANSPORT ENVIRONMENT POLITICS) 

A tanker helicopter drops water as a firefighter works to douse a hot spot at the Beaver Creek wildfire outside Hailey, Idaho August 17, 2013. A wildfire raging across the central mountains of Idaho forced the evacuation of 200 homes in the tourist town of Hailey on Saturday as fire-fighters lost ground against a blaze threatening the nearby international ski destination of Sun Valley. REUTERS/Jim Urquhart (UNITED STATES - Tags: DISASTER TPX IMAGES OF THE DAY) 

A police officer stands guard at a container holding arms seized from the North Korean flagged ship "Chong Chon Gang" at the Manzanillo Container Terminal in Colon City July 17, 2013. U.N. Secretary-General Ban Ki-moon praised Panama on Wednesday for seizing a North Korean ship carrying arms from Cuba, adding that the U.N. sanctions committee would take up the issue promptly. Cuba said the weapons were being sent back to North Korea for repair and included two anti-aircraft missile batteries, nine disassembled rockets, two MiG-21 fighter jets, and 15 MiG-21 engines, all Soviet-era military weaponry built in the middle of the last century. REUTERS/Carlos Jasso (PANAMA - Tags: POLITICS MILITARY MARITIME CRIME LAW) 

A soldier stands near two containers holding arms seized from the North Korean flagged ship "Chong Chon Gang" at the Manzanillo Container Terminal in Colon City July 17, 2013. U.N. Secretary-General Ban Ki-moon praised Panama on Wednesday for seizing a North Korean ship carrying arms from Cuba, adding that the U.N. sanctions committee would take up the issue promptly. Cuba said the weapons were being sent back to North Korea for repair and included two anti-aircraft missile batteries, nine disassembled rockets, two MiG-21 fighter jets, and 15 MiG-21 engines, all Soviet-era military weaponry built in the middle of the last century. REUTERS/Carlos Jasso (PANAMA - Tags: POLITICS MILITARY MARITIME) 

NATO soldiers take cover from dust and debris from a Chinook helicopter landing after a security handover ceremony at a military academy outside Kabul June 18, 2013. Afghanistan will send a team to Qatar for peace talks with the Taliban, President Hamid Karzai said on Tuesday, as the U.S.-led NATO coalition launched the final phase of the 12-year war with the last round of security transfers to Afghan forces. REUTERS/Omar Sobhani (AFGHANISTAN - Tags: POLITICS MILITARY)