An undercover police officer, who had been marching with anti-police demonstrators, aims his gun at protesters after some in the crowd attacked him and his partner in Oakland, California December 10, 2014. Police said more than 100 demonstrators marched in Berkeley, California, which has a history of social activism. Under cloudy skies, turnout was smaller than earlier in the week, when demonstrators in the area threw rocks at police and shut down a major freeway. (Photo by Noah Berger/Reuters)

Two Czech Gripen fighter planes demonstrate a flight interception of a Belgian air force transport plane over the Czech Republic, as part of NATO drills on September 12, 2018. (Photo by Francois Lenoir/Reuters)

A Nihang' or Sikh warrior performs “Gatka”, an ancient form of Sikh martial arts, during a Fateh Divas celebration a day after the Hindu festival Diwali, in Amritsar on November 5, 2021. (Photo by Narinder Nanu/AFP Photo)

A lynx in a wintry forest investigates a remote camera in the last decade of January 2025. Four lynx were recently illegally released into the Cairngorms, in the Scottish Highlands, and were rescued by the Royal Zoological Society of Scotland, although one subsequently died. (Photo by Brian Matthews/Solent News)

The shadow of a cross is pictured as Catholic faithful arrive to attend a reenactment of the “Via Crucis” (way of the Cross) during Holy Week in Abobote, an area of Abidjan, Ivory Coast, on April 18, 2025. (Photo by Luc Gnago/Reuters)

A Kurdish fighter from the People's Protection Units (YPG) fires his rifle at Islamic State militants as he runs across a street in Raqqa, Syria, July 2017. (Photo by Goran Tomasevic/Reuters)

Aquarium visitors attend a dinner party in an underwater tunnel in Tianjin, China on September 15, 2016. Tianjin Haichang Polar Ocean World opened in the city of Tianjin, southeast of Beijing, in 2010. It gives visitors a chance to see more than 150 large animals from the Arctic and Antarctic regions, including polar bears. (Photo by Feature China/Barcroft Images)

A woman looks at head of bluefin tuna on display in front of a store at Tsukiji fish market in Tokyo, Monday, February 19, 2018. The large bluefin are particularly valuable in Japan, where they are considered a premium sushi and sashimi fish. A single fish sold for more than $1.75 million at an auction in Japan in 2013. (Photo by Koji Sasahara/AP Photo)