181019-M-TC241-007 PARRIS ISLAND, S.C. (Oct. 19, 2018) Marine recruits with Mike Company, 3rd Recruit Training Battalion, attempt to grab hands in order to scale a wall during the "Crucible" onboard Marine Corps Recruit Depot Parris Island, S.C., Oct. 18, 2018. The Crucible is a 54-hour culminating event that requires recruits to work as a team and overcome challenges in order to earn the title of a U.S. Marine. (U.S. Marine Corps photo by Lance Cpl. Andrew Neumann/Released)