U.S. Marine recruits with Golf Company, 2nd Recruit Training Battalion, Recruit Training Regiment, Marine Corps Recruit Depot Parris Island, stand at the top of a 10-foot tower awaiting their turn to jump into the combat training pool aboard Marine Corps Recruit Depot Parris Island, S.C., Feb. 4, 2013. The 10-foot tower is used to teach recruits the proper way to abandon a ship. (U.S. Marine Corps photo by Cpl. Aneshea S. Yee/Released)