A demonstrator reacts during a rally following the death in Minneapolis police custody of George Floyd, in Boston, Massachusetts, U.S., June 2, 2020. (Photo by Brian Snyder/Reuters)

Dharma the Sumatran tiger yawns as members of the public return to Edinburgh Zoo as it opens for the first time following the easing of Scottish Governments lockdown restrictions on June 29, 2020 in Edinburgh, Scotland. Outdoor visitor attractions in Scotland have reopened along with many non-essential retailers after more than three months in lockdown, as Scotland moves into phase 2 of its “route map” for easing coronavirus restrictions. (Photo by Jeff J. Mitchell/Getty Images)

Cars slowly move along a bridge in traffic jam in central Moscow, Russia on December 11, 2018. (Photo by Yuri Kadobnov/AFP Photo)

The Milky Way galaxy is seen in the sky above the International Car Forest of the Last Church in Goldfield, Nevada on July 18, 2020. The roadside attraction, created in 2002 by Mark Rippie, has over 36 automobiles including cars, trucks, vans and buses that have been balanced on their ends or stacked on top one of another. (Photo by David Becker/AFP Photo)

A woman carrying a child on her back looks at wigs on sale at the Baragwanath Taxi Rank in Soweto, South Africa, Wednesday, September 16, 2020. South African president Cyril Ramaphosa is scheduled to address the nation later in the day, as case numbers and death from COVID-19 hit the lowest in months. (Photo by Jerome Delay/AP Photo)

An Indian worker makes a roll of the kite thread being prepared on a roadside on the outskirts of Amritsar, India, 24 November 2020. The kite string or the “Dor”, in the local language, is made of crushed glass, glue, colors, and egg to make it strong enough to hold the kite. (Photo by Raminder Pal Singh/EPA/EFE)

Health workers watch as the vaccine against the Coronavirus arrives at a nursing home in l'Hospitalet de Llobregat in Barcelona, Spain, on Sunday, December 27, 2020. The first shipments of coronavirus vaccines developed by BioNTech and Pfizer have arrived across the European Union, authorities started to vaccinate the most vulnerable people in a coordinated effort on Sunday. (Photo by Emilio Morenatti/AP Photo)

A view of a large poster depicting Russian opposition leader Alexei Navalny behind bars with a dove freeing him from detention, by an unidentified street artist known as Harry Greb, in downtown Rome, Italy, 25 January 2021. Navalny was detained after his arrival to Moscow from Germany on 17 January 2021. A Moscow judge on 18 January ruled that he will remain in custody for 30 days following his airport arrest. Navalny urged Russians to take to the streets to protest against President Putin's rule. (Photo by Fabio Frustaci/EPA/EFE)