Agriculture Secretary Sonny Perdue adjusts his mask before an event in the Roosevelt Room of the White House, Tuesday, May 19, 2020, in Washington. (Photo by Evan Vucci/AP Photo)

A security officer looks at a scanning screen for checking passengers' temperature at the Istanbul Airport in Istanbul, Turkey, on June 9, 2020. Technology and innovation will top the precautions of Turkey's biggest airport Istanbul Airport against the COVID-19 in the post-pandemic era, according to the management of the airport. The management on June 9 presented their final preparations and measures taken against coronavirus while Turkish airline companies are preparing to resume their international operations the next day. (Photo by Yasin Akgul/Xinhua News Agency via Getty Images)

A woman makes use of a still day on Inle Lake in Burma on January 16, 2020 by drying newly-dyed threads made out of lotus stems. (Photo by Sabina Akter/Solent News)

An Afghan girl rides a horse at the beach in Karachi, Pakistan, 07 September 2020. (Photo by Rehan Khan/EPA/EFE)

Sweden's Mikael Ymer slips and falls in the first round match of the French Open tennis tournament against Serbia's Novak Djokovic at the Roland Garros stadium in Paris, France, Tuesday, September 29, 2020. (Photo by Alessandra Tarantino/AP Photo)

A schoolgirl stands next to the Kenya-Uganda railway line during the partial reopening of schools, after the government scrapped plans to cancel the academic year due to the coronavirus disease (COVID-19) pandemic, in Kibera slums of Nairobi, Kenya on October 12, 2020. (Photo by Thomas Mukoya/Reuters)

Local folk artists perform next to a police line outside Congress building, as they wait for news from inside on who will be the country's next president, in Lima, Peru, Sunday, November 15, 2020. Interim President Manuel Merino announced his resignation following massive protests unleashed when lawmakers ousted President Martin Vizcarra. (Photo by Rodrigo Abd/AP Photo)

In this December 8, 2020 file photo, Venezuela's President Nicolas Maduro playfully sprays a journalist with disinfectant as he exits a press conference at Miraflores Presidential Palace in Caracas, Venezuela, amid the new coronavirus pandemic. Attorneys for the cash-strapped government blame the impact of U.S. sanctions for its inability to make an initial $18 million down payment to the United Nations for doses of the U.N.-supplied vaccines, whose deadline has already passed. (Photo by Matias Delacroix/AP Photo/File)