Marines of the 28th Regiment, 5th Division raise the U.S. flag atop Mount Suribachi on Iwo Jima on Feb. 23, 1945. After more than seven decades, Navy Corpsman John Bradley's name will be replaced in captions with the name of Pvt. 1st Class Harold Schultz. Joe Rosenthal/AP hide caption

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U.S. service members raise the American flag atop Mt. Suribachi in Iwo Jima, Japan, on Feb. 23, 1945. The Marine Corps is investigating whether some of the men in the photo have been misidentified. Joe Rosenthal/AP hide caption

toggle caption Joe Rosenthal/AP