A 3D-printed protective mask made to combat coronavirus disease (COVID-19) is seen in Oklahoma City, Oklahoma, U.S. March 27, 2020. REUTERS/Nick Oxford

A sign is seen during a break of a trial against British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, at a regional court in Bonn, Germany, March 18, 2020. Sign reads "lawyer of accused person". REUTERS/Thilo Schmuelgen

A sign is seen during a break of a trial against British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, at a regional court in Bonn, Germany, March 18, 2020. Sign reads "lawyer of accused person". REUTERS/Thilo Schmuelgen

A court room of a regional court is seen during a break of a trial against British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, in Bonn, Germany, March 18, 2020. REUTERS/Thilo Schmuelgen

A British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, waits during a break of the trial at a regional court in Bonn, Germany, March 18, 2020. REUTERS/Thilo Schmuelgen

A British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, waits during a break of the trial at a regional court in Bonn, Germany, March 18, 2020. REUTERS/Thilo Schmuelgen

A horse stands next to a model airplane on a field on the outskirts of Eden, Australia January 10, 2020. Picture taken January 10, 2020. REUTERS/Alkis Konstantinidis

A damaged model human skeleton is seen in the aftermath of Hurricane Dorian on the Great Abaco island town of Marsh Harbour, Bahamas, September 3, 2019. Picture taken September 3, 2019. REUTERS/Dante Carrer

A damaged model human skeleton is seen in the aftermath of Hurricane Dorian on the Great Abaco island town of Marsh Harbour, Bahamas, September 3, 2019. Picture taken September 3, 2019.REUTERS/Dante Carrer

A combination of two images shows the name signs of two British bankers accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, are pictured at a regional court in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

The name tags and bench of attorneys from various international banks are pictured at a regional court in Bonn where two British bankers are accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

The name sign of a British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, is pictured at a regional court in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

The name sign of a British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, is pictured at a regional court in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

A British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, takes out papers from his briefcase at a regional court in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

A British banker accused of involvement in bogus Cum-Ex tax reclaims of 440 million euros from the German state, uses his smartphone at a regional court in Bonn, Germany September 24, 2019. REUTERS/Wolfgang Rattay

Corn, frozen overnight by plummeting temperatures, lays on a rooftop made of totora plant in Qewaya village, Lake Titicaca, Bolivia, July 3, 2018. REUTERS/Manuel Seoane SEARCH "TITICACA CLIMATE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

A set of fake wigs are displayed for sale at a street stand in Port-au-Prince, Haiti, May 26, 2019. REUTERS/Andres Martinez Casares

Forensic experts search for evidence after a bomb blast outside the Greek SKAI TV building in Athens, Greece December 17, 2018. REUTERS/Costas Baltas TPX IMAGES OF THE DAY

Snow covers the roofs of the so-called "Alter Flecken" (old spot), the historic core of downtown Freudenberg with its half-timbered houses from the 17th century in the heart of the federal state of North Rhine-Westphalia near the city of Siegen, Germany, December 16, 2018. REUTERS/Wolfgang Rattay TPX IMAGES OF THE DAY

People take a selfie in front of a Christmas tree in the Qasaa district, Damascus, Syria December 14, 2018. Picture taken December 14, 2018. REUTERS/Omar Sanadiki

Newlywed Stephanie Pinheiro Cardoso and Joyce Generoso kiss after a collective wedding ceremony for 38 same-sex couples organized by "House 1", an NGO and residential shelter in Sao Paulo, Brazil December 15, 2018. REUTERS/Amanda Perobelli TPX IMAGES OF THE DAY

A boy, part of a caravan of migrants from Central America traveling with the intention of reaching the U.S., jumps over a border fence into the U.S. from Tijuana, Mexico December 15, 2018. REUTERS/Carlos Barria TPX IMAGES OF THE DAY

The moon rises over the Dolomites alps in Gardena pass in Val Gardena, northern Italy, December 15, 2018. REUTERS/Stefano Rellandini TPX IMAGES OF THE DAY

A man carries a sack filled with cabbage at a wholesale market in Mumbai, India, December 14, 2018. REUTERS/Francis Mascarenhas TPX IMAGES OF THE DAY

Virgin Galactic’s carrier airplane WhiteKnightTwo carrying space tourism rocket plane SpaceShipTwo takes off from Mojave Air and Space Port in Mojave, California, U.S. December 13, 2018. REUTERS/Gene Blevins TPX IMAGES OF THE DAY

Virgin Galactic’s carrier airplane WhiteKnightTwo carrying space tourism rocket plane SpaceShipTwo takes off from Mojave Air and Space Port in Mojave, California, U.S. December 13, 2018. REUTERS/Gene Blevins TPX IMAGES OF THE DAY

A woman walks her dog on Wall St. during a cold day in New York City, U.S., December 13, 2018. REUTERS/Brendan McDermid TPX IMAGES OF THE DAY

Reuters staff members pose for a photo in support of journalists incarcerated in Myanmar Wa Lone and Kyaw Soe Oo in Times Square in the Manhattan borough of New York City, New York, U.S., December 12, 2018. REUTERS/Carlo Allegri TPX IMAGES OF THE DAY

People stand at the Trocadero square near the Eiffel Tower in Paris, France, December 12, 2018. REUTERS/Gonzalo Fuentes TPX IMAGES OF THE DAY

People react after a shooting at Catholic cathedral in Campinas, Brazil December 11, 2018. REUTERS/Amanda Perobelli TPX IMAGES OF THE DAY

U.S. President Donald Trump speaks next to Vice President Mike Pence (2ndL) while meeting with Senate Democratic Leader Chuck Schumer (D-NY) and House Democratic Leader Nancy Pelosi (D-CA) at the White House in Washington, U.S., December 11, 2018. REUTERS/Kevin Lamarque TPX IMAGES OF THE DAY

A visitor is seen walking in a traditional Arabic design lights shop in down town Manama, Bahrain, December 10, 2018. REUTERS/Hamad I Mohammed TPX IMAGES OF THE DAY

A man wears novelty glasses decorated with the EU flag outside the Houses of Parliament in London, Britain, December 10, 2018. REUTERS/Henry Nicholls TPX IMAGES OF THE DAY

Protesters wearing yellow vests watch French President Emmanuel Macron on a TV screen at the motorway toll booth in La Ciotat, near Marseille, France, December 10, 2018. REUTERS/Jean-Paul Pelissier TPX IMAGES OF THE DAY

A riot police water cannon releases a jet of water on kindergarten teachers as they demonstrate outside the government house requesting better work conditions in Santiago, Chile December 10, 2018. REUTERS/Ivan Alvarado TPX IMAGES OF THE DAY

Lisa Duan, a visitor from China, holds a sign in support of Huawei outside of the B.C. Supreme Court bail hearing of Huawei CFO Meng Wanzhou, who is being held on an extradition warrant in Vancouver, British Columbia, Canada December 10, 2018. REUTERS/David Ryder TPX IMAGES OF THE DAY

A Venezuelan soldier casts her vote at a polling station during the municipal legislators election in Caracas, Venezuela December 9, 2018. REUTERS/Marco Bello TPX IMAGES OF THE DAY

Copa Libertadores Final - River Plate fans celebrate the Copa Libertadores title, Buenos Aires, Argentina - December 9, 2018 River Plate fans celebrate in downtown Buenos Aires after winning the Copa Libertadores final REUTERS/Martin Acosta TPX IMAGES OF THE DAY

An animal rights activist from Animal Equality holds a dead pig during a gathering to protest the treatment of animals at Paulista avenue in Sao Paulo, Brazil, December 9, 2018. REUTERS/Nacho Doce TPX IMAGES OF THE DAY

A migrant, part of a caravan of thousands from Central America trying to reach the United States, looks in a mirror on a street in Tijuana, Mexico, December 9, 2018. REUTERS/Mohammed Salem TPX IMAGES OF THE DAY

A woman takes a selfie with a demonstrator wearing a Trump mask during a pro-Brexit demonstration in central London, Britain, December 9, 2018. REUTERS/Dylan Martinez TPX IMAGES OF THE DAY

Migrants, intercepted off the coast in the Mediterranean Sea, walk after disembarking a rescue boat at dawn at the port of Malaga, southern Spain, December 9, 2018. REUTERS/Jon Nazca TPX IMAGES OF THE DAY

A view of the illuminated City Palace, one of the venues for the pre-wedding celebrations of Isha Ambani, daughter of the Chairman of Reliance Industries Mukesh Ambani, is seen in Udaipur, in the desert state of Rajasthan, India, December 9, 2018. REUTERS/Amit Dave TPX IMAGES OF THE DAY

A healthcare worker sprays a room during a funeral of a person who is suspected of dying of Ebola in Beni, North Kivu Province of Democratic Republic of Congo, December 9, 2018. REUTERS/Goran Tomasevic TPX IMAGES OF THE DAY

A protester wearing a yellow vest stands next to burning trash bins in a street during clashes with police at a national day of protest by the "yellow vests" movement in Paris, France, December 8, 2018. REUTERS/Stephane Mahe TPX IMAGES OF THE DAY

Demonstrators are seen during the "yellow vests" protest against higher fuel prices, in Brussels, Belgium, December 8, 2018. REUTERS/Yves Herman. TEMPLATE OUT TPX IMAGES OF THE DAY

French gendarmes apprehend a protester during clashes at a demonstration by the "yellow vests" movement in Paris, France, December 8, 2018. REUTERS/Benoit Tessier TPX IMAGES OF THE DAY

A fireman extinguishes a burning bicycle during clashes with yellow vests protesters as part of a national day of protest by the "yellow vests" movement in Paris, France, December 8, 2018. REUTERS/Stephane Mahe TPX IMAGES OF THE DAY

A protester wearing a yellow vest faces off with French CRS riot police during a national day of protest by the "yellow vests" movement in Paris, France, December 8, 2018. REUTERS/Stephane Mahe TPX IMAGES OF THE DAY

A migrant, part of a caravan of thousands from Central America trying to reach the United States, stands among tents during rainfall at a temporary shelter in Tijuana, Mexico, December 5, 2018. REUTERS/Alkis Konstantinidis TPX IMAGES OF THE DAY

Soccer Football - Copa Sudamericana Final First Leg - Junior v Atletico Paranaense - Metropolitano Stadium, Barranquilla, Colombia - December 5, 2018 Junior fans let off flares during the match REUTERS/Luisa Gonzalez TPX IMAGES OF THE DAY

People watch fireworks during the annual Christmas Lights Across Canada ceremony on Parliament Hill in Ottawa, Ontario, Canada, December 5, 2018. REUTERS/Chris Wattie TPX IMAGES OF THE DAY

People pay their respects as the flag-draped casket of former President George H.W. Bush lies in repose at St. Martin's Episcopal Church Wednesday, Dec. 5, 2018, in Houston. David J. Phillip/Pool via REUTERS TPX IMAGES OF THE DAY

Zhong Xiaojie, 19, wrestles a bull to the ground during a bullfight in Jiaxing, Zhejiang province, China October 27, 2018. Picture taken October 27, 2018. REUTERS/Aly Song TPX IMAGES OF THE DAY

Salvadorean clowns participate in a parade during Salvadoran Clown Day celebrations in Santa Tecla, El Salvador, December 5, 2018. REUTERS/Jose Cabezas TPX IMAGES OF THE DAY

A staff member poses for a photograph next to the Museum of Architecture's Gingerbread City at the V&A Museum, in London, Britain, December 5, 2018. REUTERS/Peter Nicholls TPX IMAGES OF THE DAY

U.S. President Donald Trump reaches over to shake hands with former President Barack Obama as he takes his seat in the first row along with former first lady Michelle Obama, former President Bill Clinton and former first lady Hillary Clinton at the state funeral for former U.S. President George H.W. Bush at the Washington National Cathedral in Washington, U.S., December 5, 2018. REUTERS/Kevin Lamarque TPX IMAGES OF THE DAY

Salvadorean clowns wait to participate in a parade during Salvadoran Clown Day celebrations in Santa Tecla, El Salvador, December 5, 2018. REUTERS/Jose Cabezas

Salvadorean clowns participate in a parade during Salvadoran Clown Day celebrations in Santa Tecla, El Salvador, December 5, 2018. REUTERS/Jose Cabezas

Salvadorean clown Blankyta poses for a picture during Salvadoran Clown Day celebrations in Santa Tecla, El Salvador, December 5, 2018. REUTERS/Jose Cabezas