European Commissioner for Transport Adina-Ioana Valean listens to a question during an online media conference on the Single European Sky at the European Commission headquarters in Brussels, Belgium, September 22, 2020. Francisco Seco/Pool via REUTERS

European Commissioner for Transport Adina-Ioana Valean speaks during an online media conference on the Single European Sky at the European Commission headquarters in Brussels, Belgium, September 22, 2020. Francisco Seco/Pool via REUTERS

European Commissioner for Transport Adina-Ioana Valean arrives to an online media conference on the Single European Sky at the European Commission headquarters in Brussels, Belgium, September 22, 2020. Francisco Seco/Pool via REUTERS

European Commissioner for Transport Adina-Ioana Valean speaks during an online media conference on the Single European Sky at the European Commission headquarters in Brussels, Belgium, September 22, 2020. Francisco Seco/Pool via REUTERS

European Commissioner for Transport Adina-Ioana Valean speaks during an online media conference on the Single European Sky at the European Commission headquarters in Brussels, Belgium, September 22, 2020. Francisco Seco/Pool via REUTERS

FILE PHOTO: Soccer Football - Leyton Orient v Portsmouth - Sky Bet League Two - The Matchroom Stadium, Brisbane Road - October 8, 2016 General view inside the stadium before the match Action Images via Reuters/Alan Walter/File Photo

People are silhouetted against sunset sky on the beach amid the coronavirus disease (COVID-19) outbreak in Colombo, Sri Lanka September 21, 2020. REUTERS/Dinuka Liyanawatte

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Marco Bezzecchi celebrates with a trophy on the podium after finishing in second place in the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Marco Bezzecchi celebrates with a trophy on the podium after finishing in second place in the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Italtrans Racing Team's Enea Bastianini celebrates with sparkling wine on the podium after winning the Moto2 race alongside second placed SKY Racing Team VR46's Marco Bezzecchi REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Italtrans Racing Team's Enea Bastianini celebrates on the podium after winning the Moto2 race alongside second placed SKY Racing Team VR46's Marco Bezzecchi and third placed Marc VDS's Sam Lowes REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Luca Marini celebrates after finishing in fourth place in the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Marco Bezzecchi in action during the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Petronas Sprinta Racing's Xavi Vierge, SKY Racing Team VR46's Luca Marini, Italtrans Racing Team's Enea Bastianini and SKY Racing Team VR46's Marco Bezzecchi in action during the Moto2 race REUTERS/Jennifer Lorenzini TPX IMAGES OF THE DAY

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Petronas Sprinta Racing's Xavi Vierge, SKY Racing Team VR46's Luca Marini, Italtrans Racing Team's Enea Bastianini and SKY Racing Team VR46's Marco Bezzecchi in action during the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Petronas Sprinta Racing's Xavi Vierge, SKY Racing Team VR46's Luca Marini, SKY Racing Team VR46's Marco Bezzecchi and Italtrans Racing Team's Enea Bastianini in action during the Moto2 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Celestino Vietti celebrates on the podium with the trophy after finishing in second place in the Moto3 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Sterilgarda Max Racing Team's Romano Fenati celebrates on the podium with champagne after winning the Moto3 race alongside second placed SKY Racing Team VR46's Celestino Vietti and third placed Honda Team Asia’s Ai Ogura REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Sterilgarda Max Racing Team's Romano Fenati celebrates on the podium with champagne after winning the Moto3 race with second placed SKY Racing Team VR46's Celestino Vietti REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 Sterilgarda Max Racing Team's Romano Fenati celebrates on the podium after winning the Moto3 race alongside second placed SKY Racing Team VR46's Celestino Vietti and third placed Honda Team Asia’s Ai Ogura REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Celestino Vietti in action during the Moto3 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Celestino Vietti in action during the Moto3 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Celestino Vietti and Leopard Racing's Jaume Masia in action during the Moto3 race REUTERS/Jennifer Lorenzini

MotoGP - Emilia Romagna Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 20, 2020 SKY Racing Team VR46's Celestino Vietti in action during the Moto3 race REUTERS/Jennifer Lorenzini

Aeronaut teams take part in the Crimean Sky hot air balloon festival near the White Rock, also known as Aq-Qaya, in Crimea, September 19, 2020. Picture taken September 19, 2020. REUTERS/Alexey Pavlishak

Red smoke covers the sky as the Bobcat Fire burns near Juniper Hills, California, U.S., September 17, 2020. REUTERS/Mario Anzuoni

The downtown skyline is seen with clearer sky than previous days, as wildfires continue to burn in California and Oregon, in Los Angeles, California, U.S., September 16, 2020. REUTERS/Lucy Nicholson

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

A nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty meters is seen during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

People sit at one of the eight tables on a nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty metres during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

People sit at one of the eight tables on a nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty metres during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

People sit at one of the eight tables on a nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty metres during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

People sit at one of the eight tables on a nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty metres during an event known as "Dinner in the Sky 2.0 New Generation? in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

People seat at one of the eight tables on a nine tons structure that can accommodate a total of thirty two guests, suspended from a crane at a height of fifty metres during an event known as "Dinner in the Sky 2.0 New Generation” in Brussels, Belgium September 16, 2020. REUTERS/Yves Herman

An aurora is seen in the sky in Rovaniemi, Finland September 13, 2020. Picture taken September 13, 2020. REUTERS/Alexander Kuznetsov/All About Lapland

An aurora is seen in the sky in Rovaniemi, Finland September 13, 2020. Picture taken September 13, 2020. REUTERS/Alexander Kuznetsov/All About Lapland

An aurora is seen in the sky in Rovaniemi, Finland September 13, 2020. Picture taken September 13, 2020. REUTERS/Alexander Kuznetsov/All About Lapland TPX IMAGES OF THE DAY

U.S. President Donald Trump waves as he boards Air Force One at Phoenix Sky Harbor International Airport in Phoenix, Arizona, U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks with Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks to reporters after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump gives a thumbs-up next to Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks with Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks with Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks with Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks to reporters after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump speaks with Arizona Governor Doug Ducey after arriving at Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump boards Air Force One as he departs Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

U.S. President Donald Trump boards Air Force One as he departs Phoenix Sky Harbor International Airport in Phoenix, Arizona U.S., September 14, 2020. REUTERS/Jonathan Ernst

Formula One F1 - Tuscan Grand Prix - Mugello, Scarperia e San Piero, Italy - September 13, 2020 General view of the flag of Italy being displayed in the sky before the race Pool via REUTERS/Jennifer Lorenzini

Formula One F1 - Tuscan Grand Prix - Mugello, Scarperia e San Piero, Italy - September 13, 2020 General view of a Ferrari flag being displayed in the sky before the race Pool via REUTERS/Miguel Medina

Formula One F1 - Tuscan Grand Prix - Mugello, Scarperia e San Piero, Italy - September 13, 2020 General view of a Ferrari flag being displayed in the sky before the race Pool via REUTERS/Luca Bruno

MotoGP - San Marino Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 13, 2020 SKY Racing Team VR46's Luca Marini celebrates on the podium after winning the Moto2 race with second placed SKY Racing Team VR46's Marco Bezzecchi and third placed Italtrans Racing Team's Enea Bastianini REUTERS/Massimo Pinca

MotoGP - San Marino Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 13, 2020 SKY Racing Team VR46's Luca Marini celebrates on the podium after winning the Moto2 race with second placed SKY Racing Team VR46's Marco Bezzecchi REUTERS/Massimo Pinca

MotoGP - San Marino Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 13, 2020 SKY Racing Team VR46's Luca Marini celebrates on the podium after winning the Moto2 race with second placed SKY Racing Team VR46's Marco Bezzecchi

MotoGP - San Marino Grand Prix - Misano World Circuit Marco Simoncelli, Misano, Italy - September 13, 2020 SKY Racing Team VR46's Luca Marini celebrates on the podium after winning the Moto2 race REUTERS/Massimo Pinca