[The following is in regards to the Battle of Iwo Jima in the Pacific Theatre of World War II.]
Rain and chilly winds buffeted the troops that day. Bill Genaust, who had recorded the replacement flagraising with color film and who had asked Rosenthal, “I’m not in you way, am I, Joe?” walked into a “secured” cave to dry off. The last thing he did was turn on his flashlight. He was thirty-eight and left behind a wife of seventeen years. His body was never recovered.
Source:
Bradley, James, and Ron Powers. “Like Hell with the Fire Out.” Flags of Our Fathers. Bantam Dell, a Division of Random House, Inc., 2006. 235. Print.
Further Reading:
Really lacking some detail here... the wikipedia page fills in the gaps: