A young visitor interacts with a baby hippopotamus swimming in its enclosure at the Berlin Zoo on January 1, 2018. Tourists and locals flocked to the zoo in the German capital on the unseasonably warm first day of the year. (Photo by Odd Andersen/AFP Photo)

Jordan Spence and Dawson Stallworth watch waves come ashore as Hurricane Sally approaches in Orange Beach, Alabama, U.S., September 15, 2020. (Photo by Jonathan Bachman/Reuters)

A protestor confronts police and National Guard troops near the Wauwatosa City Hal on October 09, 2020 in Wauwatosa, Wisconsin. The city has faced three days of demonstrations, prompting a 7 PM curfew, after District Attorney John Chisholm refused to press charges against Wauwatosa Police Officer Joseph Mensah for the Feb. 2 fatal shooting of 17-year-old Alvin Cole. (Photo by Scott Olson/Getty Images)

Chilean police officers march with the puppies of future police dogs during the annual military parade at the Bernardo O'Higgins park in Santiago, Chile, September 19, 2018. (Photo by Rodrigo Garrido/Reuters)

Russia's President Vladimir Putin and Saudi Arabia's Crown Prince Mohammed bin Salman are seen during the G20 summit in Buenos Aires, Argentina November 30, 2018. G20 powers open two days of summit talks on Friday after a stormy buildup dominated by tensions with Russia and US President Donald Trump's combative stance on trade and climate fears. (Photo by Marcos Brindicci/Reuters)

Walking figures depicting late US rock and roll legend Elvis Presley appear on a traffic light switching from green to red in Friedberg near Frankfurt, Germany, Thursday, December 6, 2018. Presley served in Friedberg from October 1958 to March 1960 as a soldier in the US Armed Forces. (Photo by Michael Probst/AP Photo)

A serviceman of Russia's Emergencies Ministry wearing protective gear disinfects Moscow's Leningradsky railway station on May 19, 2020, amid the COVID-19 coronavirus pandemic. (Photo by Kirill Kudryavtsev/AFP Photo)

A nude protester faces off against Federal law enforcement officers, deployed under the Trump administration's new executive order to protect federal monuments and buildings, during a protest against racial inequality in Portland, Oregon, U.S. July 18, 2020. (Photo by Nathan Howard/Reuters)