President-elect Joe Biden, his wife Jill Biden, Vice President-elect Kamala Harris and her husband Doug Emhoff attend a coronavirus memorial event at the Lincoln Memorial in Washington, January 19, 2021. Biden led a national memorial observance on the eve of his inauguration to honor the 400,000 Americans who have perished from COVID-19 during the 11 months since the coronavirus claimed its first U.S. life. (Photo by Tom Brenner/Reuters)





National Guards patrol empty streets ahead of President-elect Joe Biden's inauguration ceremony, Tuesday, January 19, 2021, in Washington. (Photo by Matt Slocum/AP Photo)





French President Emmanuel Macron review the troops prior to his New Year's speech to the French Armed Forces at Brest naval training center, western France, Tuesday, January 19, 2021. (Photo by Stephane Mahe/Pool Photo via AP Photo)





Police officers face demonstrators during clashes in Ettadhamen City near Tunis, Tuesday, January 19, 2021. A growing groundswell of youth unrest, tapping into a well of economic frustration, is sweeping Tunisia and worrying its leadership all the way to the top. It is, after all, the country that triggered the 2011 Arab Spring revolutions. (Photo by Hassene Dridi/AP Photo)





Honduran migrants throw stones toward Guatemalan soldiers and police blocking them from advancing toward the US, on the highway in Vado Hondo, Guatemala, Monday, January 18, 2021. The roadblock was strategically placed at a chokepoint on the two-lane highway flanked by a tall mountainside and a wall leaving the migrants with few options. (Photo by Sandra Sebastian/AP Photo)





Guatemalan soldiers stands guard at a police checkpoint on the Motagua River to stop the advance of Honduran migrants in Zacapa, Guatemala, Tuesday, January 19, 2021. A once large caravan of Honduran migrants that pushed its way into Guatemala last week had dissipated by Tuesday in the face of Guatemalan security forces. (Photo by Oliver de Ros/AP Photo)





A medical worker, wearing a full protective gear, takes a nose swab from a traveller who arrived from U.K., to be tested for COVID-19 in a Red Cross test center at Gare du Midi international train station in Brussels, Tuesday, January 19, 2021. Belgium is strengthening its rules for travellers entering the country by train or bus in a bid to limit the spread of a more contagious variant of the coronavirus detected in Britain. (Photo by Francisco Seco/AP Photo)





Medical workers in a booth wait for people to come for tests at a coronavirus testing site in Seoul, South Korea, Tuesday, January 19, 2021. (Photo by Ahn Young-joon/AP Photo)





COVID-19 patients receive treatment at the new Nurse Isabel Zendal Hospital in Madrid Madrid, Spain, Monday, January 18, 2021. As the coronavirus curve of contagion turned increasingly vertical after Christmas and New Year's, the Zendal has been busy. On Monday, 392 virus patients were being treated, more than in any other hospital in the Madrid region. (Photo by Bernat Armangue/AP Photo)





A man stands on a small balcony of his office in Frankfurt, Germany, Tuesday, January 19, 2021, the day when the German government will discuss further coronavirus restrictions. (Photo by Michael Probst/AP Photo)





A woman wearing a face mask to protect against the spread of the coronavirus rides a public bus in Beijing, Wednesday, January 20, 2021. China is now dealing with coronavirus outbreaks across its frigid northeast, prompting additional lockdowns and travel bans. (Photo by Mark Schiefelbein/AP Photo)





Ethiopian Orthodox Christian priests sing next to the pool of Fasilides Bath during the celebration of Timkat, the Ethiopian Epiphany, in the city of Gondar, Ethiopia, on January 19, 2021. Timkat is the Ethiopian Orthodox Christian festival which celebrates the baptism of Jesus in the Jordan river. The celebration has been recently declared Intangible Human Heritage by UNESCO. (Photo by Eduardo Soteras/AFP Photo)





A man takes a dip in the icy waters of the Izhora River at St Trinity Cathedral in Kolpino in St Petersburg, Russia on January 18, 2021 on the eve of Epiphany. The temperature is –6°C (21.2°F). The Russian Orthodox Church celebrates the holiday according to the Julian calendar. (Photo by Peter Kovalev/TASS)





A Lithuanian Orthodox believer bathes in icy waters shortly after midnight during a traditional Epiphany celebration in a lake near Vilnius, Lithuania, Tuesday, January 19, 2021. Water that is blessed by a cleric on Epiphany is considered holy and pure until next year's celebration, and is believed to have special powers of protection and healing. (Photo by Mindaugas Kulbis/AP Photo)





A man dips a boy in ice water during a traditional Epiphany celebration in St. Petersburg, Russia, late Monday, January 18, 2021. Thousands of Russian Orthodox Church followers plunged into rivers and ponds across the country to mark the Epiphany, cleansing themselves with water deemed holy for the day. (Photo by Dmitri Lovetsky/AP Photo)





A girl is helped by cossacks while taking a dip in the icy waters during celebrations of the Orthodox Christian feast of Epiphany in the village of Leninskoye, Kyrgyzstan on January 19, 2021. (Photo by Vladimir Pirogov/Reuters)





Lithuanian Orthodox believers bathe in the icy water shortly after midnight during a traditional Epiphany celebration in a lake near Vilnius, Lithuania, Tuesday, January 19, 2021. (Photo by Mindaugas Kulbis/AP Photo)





A man takes a dip during celebrations of the Orthodox Christian feast of Epiphany in Almaty, Kazakhstan on January 18, 2021. (Photo by Petr Trotsenko/Radio Free Europe/Radio Liberty)





Figurative lanterns for Lunar New Year hang over a road to mark the upcoming Year of the Ox in Singapore on January 19, 2021. (Photo by Roslan Rahman/AFP Photo)