U.S. Navy Petty Officer 1st Class Michael Ronga, the Maritime Expeditionary Security Squadron 3, or MSRON 3, alpha team patrol leader radios to one of his watch teams to take note of an approaching civilian boat during a ship escort Oct. 5, 2012, in the Port of Djibouti, Djibouti. The U.S. Navy squadron, from Naval Outlying Landing Field in Imperial Beach, Calif., is made up an alpha and bravo team. Each is comprised of a patrol leader, coxswains, gunners, engineers and navigators who pilot several SeaArk patrol boats during each mission. They are responsible for the force protection, escort service and static defense of all U.S. Naval vessels that dock in the port.