A man is silhouetted in front of the Allianz-Arena as he walks his dogs at sunrise in Munich, southern Germany, Friday, April 10, 2015. (Photo by Peter Kneffel/AP Photo/DPA)

Participants take pictures of themselves as others run past the Tiananmen gate during the Beijing Marathon in Beijing, China, September 17, 2016. (Photo by Damir Sagolj/Reuters)

WWII veterans attend a ceremony to place tobacco pouches of soil from WWII mass graves of Red Army soldiers abroad, in the custody of the Central Armed Forces Museum in Moscow, Russia on March 6, 2020. The grave soil has been brought from Abkhazia, Germany, Kyrgyzstan, US, Ukraine, France, Estonia, Mongolia, Bulgaria, UK, Uzbekistan and South Ossetia. (Photo by Alexander Shcherbak/TASS)

Residents wearing facemasks as a preventive measure against the spread of the COVID-19 coronavirus sit in a passenger pick-up on a street in Rawalpindi on March 13, 2020. (Photo by Aamir Qureshi/AFP Photo)

Passengers board children through the window of a bus as Telangana State Road Transport Corporation (TSRTC) resumed bus services after the government eased a nationwide lockdown imposed as a preventive measure against the COVID-19 coronavirus, at Jubilee Bus Station (JBS) in Secunderabad, the twin city of Hyderabad on May 20, 2020. (Photo by Noah Seelam/AFP Photo)

A protester poses for photos next to a burning police vehicle in Los Angeles, Saturday, May 30, 2020, during a demonstration over the death of George Floyd. a black man who was killed in police custody in Minneapolis on May 25. (Photo by Ringo H.W. Chiu/AP Photo)

Joseph Fons holding a Pride Flag, runs in front of the U.S. Supreme Court building after the court ruled that a federal law banning workplace discrimination also covers sexual orientation, in Washington, D.C., U.S., June 15, 2020. (Photo by Tom Brenner/Reuters)

Competitors take part in the annual Mud Madness event at Foymore Lodge on April 22, 2018 in Portadown, Northern Ireland. The adult version of the event includes two laps of an 8km course through 25 obstacles while the kids event is run over 2kms. The race is in it's eleventh year and is sponsored by McVities Jaffa Cakes and event charity partner Marie Curie together with other numerous charities and fundraising groups. (Photo by Charles McQuillan/Getty Images)