A silhouette of a masked Air Force One crew member is seen on a mobile stairway as U.S. President Donald Trump and first lady Melania Trump descend from Air Force One at Joint Base Andrews, Maryland, U.S., October 23, 2020. REUTERS/Tom Brenner

U.S. President Donald Trump is seen on a projector screen behind the silhouettes of campaign flyers at a ?MAGA Meetup? presidential debate watch party, hosted inside the Republican Party of Eau Claire County office in Altoona, Wisconsin, U.S., October 22, 2020. REUTERS/Bing Guan

A man in silhouette wearing a protective face mask cleans leaves, amid the coronavirus disease (COVID-19) pandemic, from a street in Pittsburgh, Pennsylvania, U.S., October 22, 2020. REUTERS/Shannon Stapleton

The silhouette of a burning paper made globe is seen during a demonstration against the fossil fuel industry, in front of the headquarters of the European Central Bank (ECB), in Frankfurt, Germany, October 21, 2020. REUTERS/Kai Pfaffenbach

A person is seen in silhouette while riding a bicycle, amid the outbreak of the coronavirus disease (COVID-19), in Manchester, Britain October 20, 2020. REUTERS/Phil Noble

People are seen in silhouettes as they walk near a tram stop, amid the outbreak of the coronavirus disease (COVID-19), in Manchester, Britain October 20, 2020. REUTERS/Phil Noble

A child's silhouette is seen where a new home is being built in the community "El sueno de todos", (Everybody's dream) an unauthorized settlement without potable water, drainage system and electricity, where people have moved in with their families after losing their jobs and income, during the coronavirus disease (COVID-19) outbreak, at Puente Alto area in the outskirts of Santiago, Chile August 22, 2020. Picture taken August 22, 2020. REUTERS/Ivan Alvarado ?

Silhouettes representing the victims of the El Mozote massacre are seen outside the installations of El Salvador's Air Force as the military rejected a request by a judge to access files on the 1981's El Mozote massacre, in Ilopango, El Salvador October 12, 2020. REUTERS/Jose Cabezas

A silhouette of a man is seen fishing in the Port of Galway, Ireland, October 11, 2020. Picture taken October 11, 2020. REUTERS/Clodagh Kilcoyne

Golf - European Tour - BMW PGA Championship - Wentworth Golf Club, Virginia Water, Britain - October 11, 2020 General view of the silhouette of England's Tyrrell Hatton in action during the final round Action Images via Reuters/Paul Childs

Golf - European Tour - BMW PGA Championship - Wentworth Golf Club, Virginia Water, Britain - October 11, 2020 General view of the silhouette of Denmark's Joachim Hansen in action during the final round Action Images via Reuters/Paul Childs

A staffer silhouette is seen as the lights are on in the White House residence on a day that U.S. President Donald Trump has no scheduled public appearances while he continue fighting the coronavirus disease (COVID-19) in Washington, U.S., October 8, 2020. REUTERS/Carlos Barria

Silhouettes of UAE Foreign Minister Sheikh Abdullah bin Zayed al-Nahyan and his Israeli counterpart Gabi Ashkenazi are pictured before their historic meeting at Villa Borsig in Berlin, Germany, October 6, 2020. REUTERS/Hannibal Hanschke/Pool TPX IMAGES OF THE DAY

Silhouettes of UAE Foreign Minister Sheikh Abdullah bin Zayed al-Nahyan, his Israeli counterpart Gabi Ashkenazi and German Foreign Minister Heiko Maas are pictured before their historic meeting at Villa Borsig in Berlin, Germany, October 6, 2020. REUTERS/Hannibal Hanschke/Pool

A silhouette representing a victim of the El Mozote massacre is seen in front of the facilities of El Salvador's General Staff of the Armed Forces during a protest to request that a judge have access to the files of the El Mozote Massacre that have been denied by the Salvadoran government in San Salvador, El Salvador, October 5, 2020. REUTERS/Jose Cabezas

Silhouettes representing the victims of the El Mozote massacre are seen in front of the facilities of El Salvador?s General Staff of the Armed Forces during a protest to request that a judge have access to the files that have been denied by the Salvadoran government in San Salvador, El Salvador, October 5, 2020. REUTERS/Jose Cabezas

A man is seen in silhouette reflected in a window of a restaurant practicing social distancing at Kent State University in Kent, Ohio, U.S., September 28, 2020. REUTERS/Shannon Stapleton

People seen in silhouettes stand in front of and walk over the Millennium Bridge, amid the outbreak of the coronavirus disease (COVID-19), in London, Britain September 28, 2020. REUTERS/Toby Melville

A person is seen in silhouette while lighting a traditional torch during a vigil held in support of carers and the elderly, after a sharp rise in contagion and deaths due to the coronavirus disease (COVID-19) among the elderly, on the grounds of the Mater Dei Hospital, Tal-Qroqq, Malta September 26, 2020. REUTERS/Darrin Zammit Lupi

A person is seen in silhouette while lighting a traditional torch during a vigil held in support of carers and the elderly, after a sharp rise in contagion and deaths due to the coronavirus disease (COVID-19) among the elderly, on the grounds of the Mater Dei Hospital, Tal-Qroqq, Malta September 26, 2020. REUTERS/Darrin Zammit Lupi

Tennis - ATP 500 - Hamburg European Open - Am Rothenbaum, Hamburg, Germany - September 22, 2020 Spectators are seen in silhouette as they wait before they are allowed in to the centre court following the outbreak of the coronavirus disease (COVID-19) REUTERS/Cathrin Mueller

Tennis - ATP 500 - Hamburg European Open - Am Rothenbaum, Hamburg, Germany - September 22, 2020 Spectators are seen in silhouette as they wait before they are allowed in to the centre court following the outbreak of the coronavirus disease (COVID-19) REUTERS/Cathrin Mueller

People are seen in silhouette behind a barbed wire at a new temporary camp for migrants and refugees, on the island of Lesbos, Greece, September 19, 2020. REUTERS/Yara Nardi

The silhouette of a person is seen during hot weather at Brighton beach in Brighton, Britain September 15, 2020. REUTERS/Hannah McKay

A silhouette person walks along the coast during hot weather at Brighton beach in Brighton, Britain September 15, 2020. REUTERS/Hannah McKay

A silhouette person walks along the coast during hot weather at Brighton beach in Brighton, Britain September 15, 2020. REUTERS/Hannah McKay

The silhouette of a New York City police officer is seen against a banner reading "We Will Never Forget" during ceremonies marking the 19th anniversary of the September 11, 2001 attacks on the World Trade Center at the 911 Memorial & Museum in New York City, New York, U.S., September 11, 2020. REUTERS/Eduardo Munoz

Surfers stand in silhouette on the beach, amid the coronavirus disease (COVID-19) pandemic, at twilight in Long Beach, New York, U.S., September 8, 2020. REUTERS/Shannon Stapleton

A man in silhouette wearing a protective face mask walks past a mural, amid the coronavirus disease (COVID-19) pandemic, in the Queens borough of New York, U.S., September 8, 2020. REUTERS/Shannon Stapleton

People seen in silhouettes do the three-fingers salute during an event to write a letter to the sky calling for tax return, created by a pro-democracy group called Dictatorship Demolition Organization (DDO), after the government decided to purchase controversial submarines worth 22.5 billion from China, in Bangkok, Thailand August 31, 2020. REUTERS/Jorge Silva

A silhouette of Noah, 10, flying a kite at Dunstable Downs, in Dunstable, Britain August 17, 2020. REUTERS/Andrew Couldridge

A silhouette of a man disinfecting an aquarium at Rio de Janeiro's AquaRio, ahead of its re-opening amid the coronavirus disease (COVID-19) outbreak, in Rio de Janeiro, Brazil, August 14, 2020. REUTERS/Ricardo Moraes

A silhouette of a man wearing a protective face mask while walking, amid the coronavirus disease (COVID-19) outbreak, in Gothic quarter in Barcelona, Spain July 27, 2020. REUTERS/Albert Gea

A woman is seen in silhouette under an opened fire hydrant during hot weather in Chicago, Illinois, U.S., July 26, 2020. REUTERS/Shannon Stapleton

Tennis - bett1ACES exhibition tournament - Berlin Tempelhof Airport, Berlin, Germany - July 18, 2020 Czech Republic's Petra Kvitova is seen in silhouette during her semi final match against Germany's Andrea Petkovic REUTERS/Annegret Hilse

Tennis - bett1ACES exhibition tournament - Berlin Tempelhof Airport, Berlin, Germany - July 18, 2020 Germany's Andrea Petkovic's silhouette during her semi final match against Czech Republic's Petra Kvitova REUTERS/Annegret Hilse

Tennis - bett1ACES exhibition tournament - Berlin Tempelhof Airport, Berlin, Germany - July 18, 2020 Czech Republic's Petra Kvitova's silhouette during her semi final match against Germany's Andrea Petkovic REUTERS/Annegret Hilse

The silhouette of demonstrators is seen against a wall covered in graffiti during a protest against racial inequality in front of the federal courthouse in Portland, Oregon, U.S. July 17, 2020. Picture taken July 17, 2020. REUTERS/Nathan Howard

Soccer Football - Serie A - Juventus v Torino - Allianz Stadium, Turin, Italy - July 4, 2020 Juventus' Cristiano Ronaldo is seen in silhouette, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca TPX IMAGES OF THE DAY

Soccer Football - Serie A - Juventus v Torino - Allianz Stadium, Turin, Italy - July 4, 2020 Juventus' Cristiano Ronaldo is seen in silhouette during the warm up before the match, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca

Soccer Football - Serie A - Juventus v Torino - Allianz Stadium, Turin, Italy - July 4, 2020 Juventus' Cristiano Ronaldo is seen in silhouette during the warm up before the match, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca

Soccer Football - Serie A - Juventus v Torino - Allianz Stadium, Turin, Italy - July 4, 2020 Juventus' Cristiano Ronaldo is seen in silhouette during the warm up before the match, as play resumes behind closed doors following the outbreak of the coronavirus disease (COVID-19) REUTERS/Massimo Pinca

A worker silhouettes at the Pulo Gebang bus terminal amid the outbreak of the coronavirus disease (COVID-19) in Jakarta, Indonesia, July 1, 2020. REUTERS/Ajeng Dinar Ulfiana

A staff silhouette wearing a face shield and protective mask carries disinfection at the room of The Margo Hotel, following the coronavirus disease (COVID-19) outbreak in Depok, near Jakarta, Indonesia, June 29, 2020. REUTERS/Ajeng Dinar Ulfiana

A staff silhouette wearing a face shield and protective mask sprays disinfection at the room of The Margo Hotel, following the coronavirus disease (COVID-19) outbreak in Depok, near Jakarta, Indonesia, June 29, 2020. REUTERS/Ajeng Dinar Ulfiana

Sunrise silhouettes the Illimani mountain during a winter solstice ceremony that coincides with the Aymara Indian New Year, amid the outbreak of the coronavirus disease (COVID-19), in La Paz, Bolivia, June 21, 2020. REUTERS/David Mercado

A silhouette of demonstrators standing on a lion statue at Trafalgar Square during a Black Lives Matter protest following the death of George Floyd in Minneapolis police custody, in London, Britain, June 20, 2020. REUTERS/Simon Dawson

A silhouette of a person holding placards is seen during a symbolic protest and tribute for health workers who died from the coronavirus disease (COVID-19) in Sao Paulo, Brazil June 20, 2020. REUTERS/Amanda Perobelli

A silhouette of a couple wearing protective face masks is seen on the first day of reopening at the Ancol Beach amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia June 20, 2020. REUTERS/Ajeng Dinar Ulfiana

A silhouette worker wearing a face shield is seen on the first day of reopening, at the Ancol Dunia Fantasi amusement park amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia, June 20, 2020. REUTERS/Ajeng Dinar Ulfiana

A silhouette of Brazil's President Jair Bolsonaro is seen during an inauguration ceremony of the new Communications Minister Fabio Faria (not pictured) at the Planalto Palace, in Brasilia Brazil June 17, 2020. REUTERS/Adriano Machado

A silhouette of a woman wearing a protective face shield and a protective face mask is seen near to a Nike logo at a shopping mall on the first day after the government eased restrictions amid the coronavirus disease (COVID-19) outbreak in Jakarta, Indonesia, June 15, 2020. REUTERS/Ajeng Dinar Ulfiana

Police officers are seen in silhouette on a freeway during a rally against racial inequality and the police shooting death of Rayshard Brooks, in Atlanta, Georgia, U.S. June 13, 2020. REUTERS/Elijah Nouvelage

A protester is seen in silhouette waving a flag while blocking traffic on a freeway during a rally against racial inequality and the police shooting death of Rayshard Brooks, in Atlanta, Georgia, U.S. June 13, 2020. REUTERS/Elijah Nouvelage

Police officers are seen in silhouette on a freeway during a rally against racial inequality and the police shooting death of Rayshard Brooks, in Atlanta, Georgia, U.S. June 13, 2020. REUTERS/Elijah Nouvelage

Protesters are seen in silhouette as they block traffic on a freeway during a rally against racial inequality and the police shooting death of Rayshard Brooks, in Atlanta, Georgia, U.S. June 13, 2020. REUTERS/Elijah Nouvelage

A statue of Robert Milligan is seen in silhouette being removed by workers from outside the Museum of London Docklands near Canary Wharf, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 9, 2020. REUTERS/John Sibley

A statue of Robert Milligan is seen in silhouette being removed by workers from outside the Museum of London Docklands near Canary Wharf, following the death of George Floyd who died in police custody in Minneapolis, London, Britain, June 9, 2020. REUTERS/John Sibley TPX IMAGES OF THE DAY

A demonstrator is seen in silhouette during a protest for the removal of a statue of British imperialist Cecil Rhodes on the outside of Oriel College in Oxford, following the death of George Floyd who died in police custody in Minneapolis, Oxford, Britain, June 9, 2020. REUTERS/Hannah McKay

A demonstrator is seen in silhouette during a protest for the removal of a statue of British imperialist Cecil Rhodes on the outside of Oriel College in Oxford, following the death of George Floyd who died in police custody in Minneapolis, Oxford, Britain, June 9, 2020. REUTERS/Hannah McKay