Staff Sgt. Chris Rocchio, 633d Security Forces squadron military working dog section, fires his weapon at a target during a marksmanship competition at Langley Air Force Base, Va., March 18, 2011. Security forces members participated in the first annual event, to build unit morale and create cohesiveness between the Joint Base Langley-Eustis military police squadrons. (U.S. Air Force photo by Airman 1st Class Kayla Newman/Released)