6 of 7:
In this undated photo released by the U.S. Marine Corps via the Marietta Times, Marine Lance Cpl. Josh Taylor poses for a photograph. Taylor 21, with the 2nd Marine Expeditionary Force from Camp Lejeune, N.C., was killed with 6 other Marines after mortar shell exploded during a training exercise at the Hawthorne, Nev., Army Depot.
(AP Photo/U.S. Marine Corps)