Crucible Challenge Marine Corps recruits work together on an obstacle during the Crucible at Marine Corps Base Camp Pendleton, Calif., Nov. 15, 2022. The 54-hour event challenges all the skills a recruit has learned during training. SHARE: Download: Full Size (1.97 MB) Tags: Marine Corps Credit: Marine Corps Cpl. Grace Kindred VIRIN: 221115-M-CI314-1107.JPG Photo Gallery