Information Systems Technician 2nd Class Mark Deleoncarizon and Machinist Mate 3rd Class Steven Lissberger, assigned to Explosive Ordnance Disposal Mobile One, secure an underwater unmanned vehicle after conducting expeditionary mine counter measures during Valiant Shield 2016 at Santa Rita, Guam, Sept. 26, 2016. Valiant Shield is a biennial U.S. Air Force, Navy and Marine Corps exercise held in Guam, focusing on real-world proficiency in sustaining joint forces at sea, in the air, on land and in cyberspace. (U.S. Navy Combat Camera photo by Mass Communication Specialist 1st Class Arthurgwain L. Marquez)