Corps Ceremony Marines retire the guidons during a graduation ceremony at Marine Corps Recruit Depot San Diego, April 12, 2024. The graduation took place at the completion of a 13-week training period, which included training for drill, marksmanship, basic combat skills and Marine Corps customs and traditions. SHARE: Download: Full Size (0.85 MB) Tags: marine corps Credit: Marine Corps Cpl. Alexander O. Devereux VIRIN: 240412-M-EG840-1296C.JPG Photo Gallery