CHESTY-TO-CHESTY U.S. Marine Sgt. Chesty XIII, left, plays with Sgt. Chesty XII, the official mascot of Marine Barracks Washington, during a parade practice at Marine Barracks Washington, July 25, 2008. Chesty XII would retire minutes later and be succeeded by Chesty XIII. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 226623-V-QZN91-621.jpg Photo Gallery