Bobsleigh - Bob & Skeleton World Cup and IBSF European Championships - Saint-Moritz, Switzerland - January 16, 2022 Germany's Francesco Friedrich celebrates on the podium after winning the most successful pilot in combined Two-man and Four-Man Bobsleigh World Cup alongside second place Canada's Justin Kripps and third place Russia's Rostislav Gaitiukevich REUTERS/Arnd Wiegmann 

A pilot starts the engines as a crew gets ready for a new rescue operation after the transfer of a patient suffering from the coronavirus disease (COVID-19) by a helicopter of the French civil security (Securite Civile) from Lyon to Strasbourg, France, November 12, 2020. Picture taken November 12, 2020. REUTERS/Christian Hartmann 

A pilot starts the engines as a crew gets ready for a new rescue operation after the transfer of a patient suffering from the coronavirus disease (COVID-19) by a helicopter of the French civil security (Securite Civile) from Lyon to Strasbourg, France, November 12, 2020. Picture taken November 12, 2020. REUTERS/Christian Hartmann 

A man rides a bicycle as the EPFL logo is pictured on the second day of the pilot for the tracing application "SwissCovid", based on Google and Apple protocols, during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL staff displays the tracing application "SwissCovid" on his mobile device on the second day of the pilot for the app based on Google and Apple protocols during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL staff displays the tracing application "SwissCovid" on his mobile device on the second day of the pilot for the app based on Google and Apple protocols during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL staff displays the tracing application "SwissCovid" on his mobile device on the second day of the pilot for the app based on Google and Apple protocols during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL staff displays the tracing application "SwissCovid" on his mobile device on the second day of the pilot for the app based on Google and Apple protocols during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL logo is pictured on the second day of the pilot for the tracing application "SwissCovid", based on Google and Apple protocols, during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL logo is pictured on the second day of the pilot for the tracing application "SwissCovid", based on Google and Apple protocols, during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

An EPFL staff displays the tracing application "SwissCovid" on his mobile device on the second day for the pilot of the app based on Google and Apple protocols during the coronavirus disease (COVID-19) outbreak at the Swiss Federal Institute of Technology Lausanne in Lausanne, Switzerland May 26, 2020. REUTERS/Denis Balibouse 

A pilot waves as a Boeing 777X airplane taxis during an attempted first test flight from the company's plant in Everett, Washington, U.S. January 24, 2020. The test flight was postponed for a second day in a row due to the weather. REUTERS/Lindsey Wasson 

A man is seen dressed as a second world war American pilot during Daks over Duxford, part of the 75th anniversary of D-Day at Imperial War Museum Duxford, Britain, June 4, 2019. REUTERS/Kevin Coombs 

Colombian air force pilots approach the remote town of Ituango to collect ballot boxes once the voting process is over, during the second round of the presidential election, in Antioquia province, Colombia, June 17, 2018. REUTERS/Federico Rios 

A gunner maintains watch as a Colombian air force crew flies over a conflictive area to collect ballot boxes once the voting process is over, during the second round of the presidential election in Antioquia province, Colombia, June 17, 2018. REUTERS/Federico Rios 

Colombian air force pilots fly over a remote area to collect ballot boxes once the voting process is over during the second round of the presidential election in Antioquia province, Colombia, June 17, 2018. REUTERS/Federico Rios 

Pilots control the aircraft during the second RC aircraft festival at Katara in Doha, Qatar February 1, 2018. REUTERS/Naseem Zeitoon 

Pilots control the aircraft during the second RC aircraft festival at Katara in Doha, Qatar February 1, 2018. REUTERS/Naseem Zeitoon 

Dakar Rally - 2018 Peru-Bolivia-Argentina Dakar rally - 40th Dakar Edition - January 20, 2018. Nasser Al-Attiyah of Qatar and co-pilot Matthieu Baumel (L) of France receive the Dakar's trophy for the second position in cars. REUTERS/Andres Stapff 

Dakar Rally - 2018 Peru-Bolivia-Argentina Dakar rally - 40th Dakar Edition - January 20, 2018. Nasser Al-Attiyah of Qatar and co-pilot Matthieu Baumel (L) of France receive the Dakar's trophy for the second position in cars. REUTERS/Andres Stapff 

Dakar Rally - 2018 Peru-Bolivia-Argentina Dakar rally - 40th Dakar Edition stage fourteen, Cordoba to Cordoba - January 20, 2018. Nasser Al-Attiyah of Qatar and co-pilot Matthieu Baumel (L) of France celebrate after obtaining the second place of Dakar rally. REUTERS/Andres Stapff 

Saudi pilot looks out a military plane during the annual haj pilgrimage in Mena, Saudi Arabia September 2, 2017. REUTERS/Suhaib Salem 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Twelveth stage from Rio Cuarto to Buenos Aires, Argentina 14/01/17. Sebastien Loeb (R) of France and his co-pilot Daniel Elena hold up their second place trophy during the Dakar Rally 2017 podium ceremony. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Twelveth stage from Rio Cuarto to Buenos Aires, Argentina 14/01/17. French pilots Stephane Peterhansel (C), Sebastien Loeb (4th R) and Cyril Despres (2nd R) celebrate with their co-pilots Daniel Elena (4th L), Jean Paul Ottret (5th L) and David Costera (3rd R) celebrate at the Dakar Rally 2017 podium ceremony. Peterhansel was first, Loeb was second and Desires was third. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Nasser Al-Attiyah of Qatar gestures after driving his Toyota with his co-pilot Matthieu Baumel. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Nasser Al-Attiyah of Qatar cleans his face after driving his Toyota with his co-pilot Matthieu Baumel. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Co-pilot Jose Di Palma is pictured inside his Toyota after competing with his pilot Carlos Aguero of Argentina. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Stephane Peterhansel of France leaves his Peugeot after driving with his co-pilot Jean Paul Ottret. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Carlos Sainz of Spain leaves his Peugeot after driving with his co-pilot Lucas Cruz. REUTERS/Ricardo Moraes 

Dakar Rally - 2017 Paraguay-Bolivia-Argentina Dakar rally - 39th Dakar Edition - Second stage from Resistencia to San Miguel de Tucuman, Argentina 03/01/17. Cyril Despres of France leaves his Peugeot after driving with his co-pilot David Costera. REUTERS/Ricardo Moraes 

Mini driver Nasser Al-Attiyah (C) of Qatar kisses the trophy next to co-pilot Matthieu Baumel at the podium of Dakar Rally 2016 in Rosario, Argentina, January 16, 2016. Al-Attiyah came in second place at the race. REUTERS/Enrique Marcarian

Ricardo Torlaschi, co-pilot of Xavier Pons of Spain, cleans their Ford car with water at the end of the second stage in the Dakar Rally 2016 in Cordoba province, Argentina, January 4, 2016. REUTERS/Marcos Brindicci 

Toyota driver Giniel De Villiers (R) of South Africa talks to Jean-Paul Cottret of France, co-pilot of Peugeot driver Stephane Peterhansel, at the end of the Villa Carlos Paz-Termas de Rio Hondo second stage in the Dakar Rally 2016 in Cordoba province, Argentina, January 4, 2016. REUTERS/Marcos Brindicci

Mini driver Nani Roma (L) of Spain reacts covered in mud next to co-pilot Alex Haro Bravo at the end of the second stage in the Dakar Rally 2016 in San Francisco, Argentina, January 4, 2016. REUTERS/Marcos Brindicci

A red traffic light is seen in front of an empty sky outside the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

A construction site sign is seen next to the "kiss and fly" area for Lufthansa employees outside the Lufthansa base at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

Cancelled ("annulliert" in German) flights of German air carrier Lufthansa are announced on a flight infomation display as stranded passengers check for alternative flights, at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

A stranded passenger rests in the waiting area at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

A sign reading "emergency exit keep clear" is seen next to the logo of German air carrier Lufthansa at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

Cancelled ("annulliert" in German) flights of German air carrier Lufthansa are announced on a flight infomation display at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach TPX IMAGES OF THE DAY

Passenger planes of German air carrier Lufthansa are parked at the technical maintaining area at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

Passenger planes of German air carrier Lufthansa are parked in and outside a technical maintaining hall at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. Picture taken with a slow shutter speed. REUTERS/Kai Pfaffenbach

Passenger planes of German air carrier Lufthansa are parked at the technical maintaining area at the Frankfurt Airport in Germany, early morning September 9, 2015. Pilots at German airline Lufthansa started a second day of strikes on Wednesday, grounding around 1,000 flights and affecting 140,000 passengers, and said more strikes would come if management did not improve their offer in a row over cost cutting. REUTERS/Kai Pfaffenbach

Military vehicles carrying Wing Loong, a Chinese-made medium altitude long endurance unmanned aerial vehicle, travel past Tiananmen Gate during a military parade to commemorate the 70th anniversary of the end of World War II in Beijing Thursday Sept. 3, 2015. REUTERS/Andy Wong/Pool 

Military vehicles carrying Wing Loong, a Chinese-made medium altitude long endurance unmanned aerial vehicle, take part in a military parade to commemorate the 70th anniversary of the end of World War II in Beijing Thursday Sept. 3, 2015. REUTERS/Andy Wong/Pool 

Chinese unmanned aerial vehicles are presented during the military parade marking the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015. REUTERS/Rolex Dela Pena/Pool 

An unmanned aerial vehicle is presented during the military parade marking the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015. REUTERS/Rolex Dela Pena/Pool 

Military vehicles carrying unmanned aerial vehicles drive past the Tiananmen Square during the military parade marking the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015. REUTERS/Damir Sagolj 

A military vehicle carrying a Pterodactyl I unmanned aerial vehicle drivess past the Tiananmen Gate during a military parade to mark the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015. REUTERS/Jason Lee 

Military vehicles carrying Pterodactyl I unmanned aerial vehicles drive past the Tiananmen Gate during a military parade to mark the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015. REUTERS/Jason Lee 

Captain Nguyen Dang Quang (L) talks with co-pilot Nguyen Thi Ngoc Bich inside the cockpit of an Airbus A350-900 aircraft during its delivery ceremony at Noi Bai International Airport in Hanoi July 2, 2015. This is the first Airbus A350-900 to be delivered of a package of 10 aircraft, ordered by Vietnam Airlines for delivery by 2019, making the airline the second in the world after Qatar Airways and the first in Asia, to have bought this kind of aircraft. REUTERS/Kham 

British pilot Paul Bonhomme (C) poses for a photograph with Australian pilot Matt Hall (L) and German pilot Matthias Dolderer at a news conference after the Chiba leg of the Red Bull Air Race World Championship in Chiba, east of Tokyo May 17, 2015. Bonhomme won the event, with Hall placed second and Dolderer third. REUTERS/Issei Kato 

An aerial photo taken from a helicopter on April 3, 2015 shows the crash site of the Germanwings Airbus A320, and the road that was build to facilitate access for search and rescue operations, near the small village Seyne-les-Alpes. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter shows the crash site of the Germanwings Airbus A320 and its debris on the mountainside near e Seyne-les-Alpes, April 3, 2015. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter shows the crash site of the Germanwings Airbus A320 and its debris on the mountainside near Seyne-les-Alpes, April 3, 2015. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter shows the crash site of the Germanwings Airbus A320 and its debris on the mountainside near Seyne-les-Alpes, April 3, 2015. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter shows the crash site of the Germanwings Airbus A320 and its debris on the mountainside near Seyne-les-Alpes, April 3, 2015. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter shows the crash site of the Germanwings Airbus A320 and its debris on the mountainside near Seyne-les-Alpes, April 3, 2015. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

An aerial photo taken from a helicopter on April 3, 2015 shows the crash site of the Germanwings Airbus A320, and the road that was build to facilitate access for search and rescue operations, near the small village Seyne-les-Alpes. The co-pilot, Andreas Lubitz, 27 of a Germanwings jet that crashed in the French Alps increased the airplane's speed before it crashed killing all 150 people on board, according to French investigators. France's BEA crash investigation agency said on Friday it was still reconstructing the flight, but the chilling new detail from a second 'black box' flight data recorder appeared to corroborate prosecutors' suggestions that the co-pilot acted deliberately. REUTERS/Lionel Bonaventure/Pool 

A teddy bear in a Germanwings flight attendant outfit sits among flowers and candles for the 150 victims of Germanwings flight 4U9525, in Duesseldorf's airport April 2, 2015. The second black box, the so-called data recorder of the Airbus A320 was discovered on Wednesday in the mountains where the Germanwings aircraft crashed last week. The co-pilot suspected of deliberately crashing the aircraft killing all150 people who were on board told the Lufthansa flight training school about a previous period of depression, Lufthansa said on March 31, 2015. REUTERS/Wolfgang Rattay