SAN CLEMENTE ISLAND, Ca. (Aug. 17, 2010) Reserve Component Sailors assigned to Maritime Expeditionary Security Squadron (MSRON) 1 fire 9mm pistols during a live-fire exercise during Shark Tank 2010, the MSRON-1 inaugural training school. Shark Tank is a new series of training exercises to teach expeditionary warfare skills. (U.S. Navy photo by Mass Communication Specialist 2nd Class Byron C. Linder/Released)