Ultra- trailers compete at sunrise on September 2, 2017 in Courmayeur, Italy, during the 15 th edition of the Mount Blanc Ultra Trail (UTMB), a 170 km race around the Mont Blanc crossing France, Italy and Switzerland. The 15 th Ultra- Trail du Mont- Blanc (UTMB) is a mountain ultramarathon with numerous passages in high altitude (>2500 m) and in difficult weather conditions (night, wind, cold, rain or snow). (Photo by Jeff Pachoud/AFP Photo)

A Humboldt penguin swims in a pool during the annual stock take at ZSL London Zoo in London, Thursday, January 2, 2020. Caring for more than 500 different species, ZSL London Zoo's keepers face the challenging task of tallying up every animal large and small, every mammal, bird, reptile, fish and invertebrate at the Zoo. (Photo by Frank Augstein/AP Photo)

A woman wearing a protective mask walks outside a church in Mandaluyong, east of Manila, Philippines on Sunday, February 2, 2020. The Philippines on Sunday reported the first death of a new virus outside of China, where authorities delayed the opening of schools in the worst-hit province and tightened quarantine measures in another that allow only one family member to venture out to buy supplies. (Photo by Aaron Favila/AP Photo)

Hooded demonstrators vandalise a shop window in Mexico City, during the commemoration of the 50th anniversary of the 1968 Tlatelolco student massacre, on October 2, 2018. Fifty years ago, Mexican troops opened fire on student demonstrators, killing hundreds just days before Mexico City hosted the 1968 Olympics – one of the darkest episodes in a year of global turbulence. (Photo by Ronaldo Schemidt/AFP Photo)

Picture shows a mural painting in Ferrol, on September 2, 2018, during the annual street art festival “Meninas de Canido” set up in 2008 to breathe new life in a dying neighborhood. Angry at the announced death of his neighborhood, Canido, in Ferrol, Eduardo Hermida painted his version of Velazquez's “Meninas” on a wall. An act of protest that gave birth to a festival and gave new colors to this city of Galicia. (Photo by Miguel Riopa/AFP Photo)

In this November 2, 2018 photo, a voodoo believer who is supposed to be possessed with Gede spirit performs rituals near Baron Samedi's tomb during the annual Voodoo festival Fete Gede at Cite Soleil Cemetery in Port-au-Prince, Haiti. As a proof that they got into trance and their bodies got possessed by Gedes, they drink and wash their faces, their eyes and even their genitals with a mixture of raw rum and hot chili peppers that, according to believers, could burn the skin of any human alive. (Photo by Dieu Nalio Chery/AP Photo)

New York Islanders' Matt Martin (17) and Pittsburgh Penguins' Zach Aston-Reese (12) fight during the second period in Game 2 of an NHL hockey Stanley Cup first-round playoff series in Pittsburgh, Tuesday, May 18, 2021. Both players received a two-minute minor penalty. (Photo by Gene J. Puskar/AP Photo)

Anissa Barbato from New York looks out over the city as she takes pictures from the Edge, the highest outdoor sky deck in the Western Hemisphere on September 2, 2020 as it reopened to the public in New York. Rising 1,131 feet in the air from the heart of Hudson Yards it offers 360-degree views of New York Citys iconic skyline from the 100th floor outdoor viewing. (Photo by Timothy A. Clary/AFP Photo)