Pro-government fighters stand next to a tank destroyed during recent fighting in Yemen's southwestern city of Taiz March 14, 2016. (Photo by Anees Mahyoub/Reuters)

Police intervene as two women fight at a pro-law enforcement rally that clashed with counter protesters demonstrating against racial inequality, in Denver, Colorado, U.S. July 19, 2020. (Photo by Kevin Mohatt/Reuters)

A supporter of U.S. President Donald Trump fights with counter protesters during a march in response to various pro-Trump rallies held throughout D.C., in Washington, U.S., December 12, 2020. (Photo by Leah Millis/Reuters)

Two men fight in San Jose, Costa Rica, during the Women's Day on March 8, 2014. (Photo by Jeffrey Arguedas/EFE/SIPA Press)

Wally Collins holds a bust of author Ernest Hemingway after winning the 2014 “Papa” Hemingway Look-Alike Contest in this handout photo provided by the Florida Keys News Bureau at Sloppy Joe's Bar in Key West, Florida July 19, 2014. Collins, a Phoenix resident, won the title on his sixth try during the event that was the highlight of Key West's annual Hemingway Days festival. (Photo by Andy Newman/Reuters/Florida Keys News Bureau)

Owner Elizabeth Wilson groomes her Chinese Crested and Coton De Tulear dogs during the annual Crufts Dog Show at the NEC Arena in Birmingham, Britain, March 10, 2016. The world's largest dog show will be held from March 10 to 13 with 22,000 dogs competing for the world class title of Crufts Best In Show. (Photo by Nigel Roddis/EPA)

These greenfinches go head to head in what appears to be a heroic fight or a playfull moment together, inspiration for a new version of “Angry Birds”, in Trezzo Sull'Adda, Italy in March 2013. (Photo by Marco Redaelli/IMP/AbacaPress.com)

Miesha Tate, UFC women's bantaweight shows the media how to fight during a UFC press conference at Akasaka Garden City on August 26, 2014 in Tokyo, Japan. (Photo by Atsushi Tomura/Getty Images)