Dive Duty Marine Corps Capt. Charles O’Donnell Jr. participates in a combatant dive exercise at Marine Corps Base Camp Pendleton, Calif., Jan. 4, 2020. SHARE IMAGE: Download Image: Full Size (0.34 MB) Tags: Marine Corps, Training Photo By: Marine Corps Sgt. Jennessa Davey VIRIN: 210104-M-OY155-2003C.JPG Photo Gallery