A participant takes photographs of his friend while climbing up the stairs during Sky Run, a vertical marathon event, held in the 123-story Lotte World Tower, in Seoul, South Korea on April 22, 2023. (Photo by Kim Soo-hyeon/Reuters)

Dinosaur mockups are installed in Danghangpo, Goseong, some 466km southeast of Seoul, South Korea, 06 September 2021, 25 days ahead of the Gyeongnam Goseong Dinosaur World Expo 2021 set for 01 October until 07 November. Goseong is one of the world's three largest fossilized dinosaur footprint sites, along with Colorado in the United States and the west coast of Argentina. (Photo by Yonhap/EPA/EFE)

USA's Valarie Allman competes in the women's discus throw final during the World Athletics Championships at Hayward Field in Eugene, Oregon on July 20, 2022. (Photo by Ben Stansall/AFP Photo)

A woman smokes a cigar as she reads the newspaper in a street of Havana, on November 26, 2016, the day after Cuban revolutionary leader Fidel Castro died aged 90. One of the world's longest-serving rulers and modern history's most singular characters, Castro defied 11 US administrations and hundreds of assassination attempts. (Photo by Yamil Lage/AFP Photo)

Anti-government demonstrators perform in front of burning barricades as they attend a protest against a constitutional amendment, known as PEC 55, that limit public spending, in front of Brazil's National Congress in Brasilia, Brazil, November 29, 2016. (Photo by Adriano Machado/Reuters)

Kim Kardashian filming scenes for Ocean's Eight in Downtown Los Angeles on March 6, 2017. (Photo by Clint Brewer/Splash News and Pictures)

A photo taken by a member of the County Durham and Darlington fire and rescue Service of a coach on fire on the A1 in County Durham, England on March 2, 2017. Passengers were evacuated safely before flames engulfed the vehicle. (Photo by County Durham and Darlington Fir/PA Wire)

David Guttenfelder was born in Iowa and graduated from the University of Iowa with a Bachelor of Arts in cultural anthropology. He has worked for the AP since 1994 based in Kenya, the Ivory Coast, India and Japan. He is currently AP’s chief Asia photographer and his feature work has been used prominently in editorial publications throughout the world including Time and National Geographic. Photo: U.S. soldiers from the 2nd Battalion, 12th Infantry Regiment, 4th Brigade Combat Team, fire mortars at known enemy firing positions from a base in the Pech River Valley in Afghanistan's Kunar province, Saturday, October 24, 2009. (Photo by David Guttenfelder/AP Photo)