The Pulizter prize-winning photo depicts the execution of a Vietcong spy in Saigon during the Vietnam War. This article provides additional information on the photo: https://www.nytimes.com/2018/02/01/world/asia/vietnam-execution-photo.html

The photo definitely tells a story but it only tells a very small part of a wider story. Consider how historians use the photo to tell different stories of the Vietnam war.

https://upload.wikimedia.org/wikipedia/en/0/0b/Execution_of_Nguyễn_Văn_Lém.jpg