A plane drops red fire retardant on the Glass Fire in Deer Park, California, U.S. September 27, 2020. REUTERS/Adrees Latif TPX IMAGES OF THE DAY

A plane drops red fire retardant on the Glass Fire in Deer Park, California, U.S. September 27, 2020. REUTERS/Adrees Latif

A plane drops red fire retardant on the Glass Fire in Deer Park, California, U.S. September 27, 2020. REUTERS/Adrees Latif

A traveler approaches a security checkpoint, amid the coronavirus disease (COVID-19) pandemic, at Logan International Airport in Boston, Massachusetts, U.S., September 26, 2020. REUTERS/Brian Snyder

Rescuers inspect wreckages of the Ukrainian military Antonov An-26 plane after crashing outside of Chuhuiv town, Ukraine, September 25, 2020. REUTERS/Vyacheslav Madiyevskyy

Rescuers inspect wreckages of the Ukrainian military Antonov An-26 plane after crashing outside of Chuhuiv town, Ukraine, September 25, 2020. REUTERS/Vyacheslav Madiyevskyy

Rescuers inspect wreckages of the Ukrainian military Antonov An-26 plane after crashing outside of Chuhuiv town, Ukraine, September 25, 2020. REUTERS/Vyacheslav Madiyevskyy

A wreckage of the Ukrainian military Antonov An-26 plane is seen after crashing outside of Chuhuiv town, Ukraine, September 25, 2020. REUTERS/Vyacheslav Madiyevskyy

A wreckage of the Ukrainian military Antonov An-26 plane is seen after crashing outside of Chuhuiv town, Ukraine, September 25, 2020. REUTERS/Vyacheslav Madiyevskyy TPX IMAGES OF THE DAY

A general view inside the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

A general view inside the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

A general view inside the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

A baggage drop-off sign is seen at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

A baggage tag is seen at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Media are seen at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Kurt Zech, head of Zech Group is pictured at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Engelbert Luetke-Daldrup, head of BER is pictured at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Engelbert Luetke-Daldrup, head of BER speaks at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Engelbert Luetke-Daldrup, head of BER is pictured at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Engelbert Luetke-Daldrup, head of BER is pictured at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Engelbert Luetke-Daldrup, head of BER speaks at the newly built Berlin Brandenburg Airport "Willy Brandt" (BER) ahead of its opening, in Schoenefeld near Berlin, Germany, September 25, 2020. REUTERS/Hannibal Hanschke

Staff members wearing face masks following the coronavirus disease (COVID-19) outbreak take part in an event marking airport's first launching anniversary at the Beijing Daxing International Airport, ahead of Chinese National Day holiday, in Beijing, China September 25, 2020. REUTERS/Carlos Garcia Rawlins

Staff members wearing face masks following the coronavirus disease (COVID-19) outbreak take part in an event marking airport's first launching anniversary at the Beijing Daxing International Airport, ahead of Chinese National Day holiday, in Beijing, China September 25, 2020. REUTERS/Carlos Garcia Rawlins

A staff member wearing a face mask following the coronavirus disease (COVID-19) outbreak attends to passengers at a check-in counter at the Beijing Daxing International Airport, ahead of Chinese National Day holiday, in Beijing, China September 25, 2020. REUTERS/Carlos Garcia Rawlins

Passengers wearing face masks following the coronavirus disease (COVID-19) outbreak hold Chinese national flags as they take selfies on the day of the airport's first launching anniversary, at the Beijing Daxing International Airport ahead of Chinese National Day holiday, in Beijing, China September 25, 2020. REUTERS/Carlos Garcia Rawlins

Workers in protective suits sort luggage arriving from India at Ningbo Lishe International Airport following the global coronavirus disease (COVID-19) outbreak, in Ningbo, Zhejiang province, China, September 10, 2020. Picture taken September 10, 2020. REUTERS/Shivani Singh

Laid off LAX Airport workers hold a banner as they protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

A person holds a sign as laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

Laid off LAX Airport workers protest for a healthcare extension from concessions companies, in Los Angeles, California, U.S., September 24, 2020. REUTERS/Lucy Nicholson

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

German EasyJet staff demonstrate outside Berlin Schoenefeld airport protesting against job cut, in Schoenefeld, Germany, September 24, 2020. REUTERS/Michele Tantussi

A CV-22 Osprey tilt-rotor aircraft flies the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

A CV-22 Osprey tilt-rotor aircraft flies above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

A CV-22 Osprey tilt-rotor aircraft flies above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

CV-22 Osprey tilt-rotor aircrafts fly above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

CV-22 Osprey tilt-rotor aircrafts fly above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

CV-22 Osprey tilt-rotor aircrafts fly above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions, in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

A CV-22 Osprey tilt-rotor aircraft flies above the city during joint air drills conducted by Ukrainian and U.S. special operation military forces, as part of a broader cooperation aimed at enhancing interoperability between divisions, in Kyiv, Ukraine September 23, 2020. REUTERS/Gleb Garanich

Passengers wearing face masks line up to check in at El Dorado airport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

Passengers wearing face masks line up to check in at El Dorado airport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

Passengers wearing face masks line up at the gate of El Dorado airport, after the Colombian government gave authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

A Red Cross employee wearing a face mask talks to a passenger, after the Colombian government gave authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

Passengers wearing face masks line up to check in at El Dorado airport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

A passenger wearing a face mask is seen at the Spirit airline check-in counter, after the Colombian government gave authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

An employee of Spirit airline wearing a face mask asks a passenger for the passport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

A passenger takes his suitcase to check in at El Dorado airport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez

Passengers wearing face masks line up to check in at El Dorado airport, after the Colombian government gave the authorization to reactivate international flights, amidst the coronavirus disease (COVID-19) outbreak, in Bogota, Colombia September 21, 2020. REUTERS/Luisa Gonzalez