CAMP PENDELTON, Calif. (March 5, 2011) Chief Boatswain's Mate Ericka Showalter, left, assigned to Marine Expeditionary Security Squadron 1, Detachment Alpha, stands as range master while Chief Electrician's Mate Joshua Jones, right, completes M-16 qualifications. MSRON-1 is a reserve component unit from Naval Base North Island. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jimmie Crockett/Released)
