People take part in a military exercise for civilians conducted by veterans of the Ukrainian National Guard Azov battalion, amid threat of Russian invasion, in Kyiv, Ukraine on January 30, 2022. According to a survey conducted by the Kiev International Institute of Sociology (KIIS) from December 2021, 50.2 percent of Ukrainians said they would resist in case of a Russian military intervention into their city, town or village. Every third respondent to the poll said they were ready to engage in armed resistance, and 21.7 percent said they were ready to participate in civil resistance actions. (Photo by Gleb Garanich/Reuters)

A boy reaches for a ball on a creek clogged with plastic waste on April 15, 2023 in Caloocan, Metro Manila, Philippines. (Photo by Ezra Acayan/Getty Images)

A woman walks past as South Korean soldiers participate in an anti-chemical and anti-terror exercise as part of the 2023 Ulchi Freedom Shield (UFS) at subway station on August 22, 2023 in Seoul, South Korea. The 11-day exercise, which features drills including the handling of chemical and biological attacks, is a regular joint exercise between U.S. and South Korean troops. (Photo by Chung Sung-Jun/Getty Images)

Britain's Alice Kinsella competes in the balance beam event of the artistic gymnastics women's qualification during the Paris 2024 Olympic Games at the Bercy Arena in Paris, on July 28, 2024. (Photo by Gabriel Bouys/AFP Photo)

Poland's Maria Andrejczyk competes in the women's javelin throw final of the athletics event at the Paris 2024 Olympic Games at Stade de France in Saint-Denis, north of Paris, on August 10, 2024. (Photo by Dylan Martinez/Reuters)

Mercedes' team members practice a pit stop with the car of Italian driver Andrea Kimi Antonelli ahead of the Formula One Chinese Grand Prix at the Shanghai International Circuit in Shanghai on March 20, 2025. (Photo by Héctor Retamal/AFP Photo)

Brian Skerry can be called many things – explorer, journalist, conservation advocate – but he is first and foremost a photographer. His journeys to capture amazing underwater photographs have taken him across the world’s oceans. Photo: This Bahamian oceanic whitetip shark, known for the distinctive coloring on its white-tipped, rounded extremities, is part of a globally threatened species due to overfishing demands, primarily for its fins. (Photo by Brian Skerry)

U.S. Marines, left, and South Korean Marines, wearing blue headbands on their helmets, take positions after landing on the beach during the joint military combined amphibious exercise, called Ssangyong, part of the Key Resolve and Foal Eagle military exercises, in Pohang, South Korea, Saturday, March 12, 2016. North Korea said Saturday its military is ready to pre-emptively attack and “liberate” the South in its latest outburst against the annual joint military drills by the United States and South Korea. (Photo by Kim Jun-bum/Yonhap via AP Photo)