Posted: 09/01/2013
CARIBBEAN SEA (Sept. 10, 2013) A Hammerhead unmanned, remote controlled vehicle from the Canadian navy auxiliary oil replenishment ship HMCS Preserver (AOR 510) makes a close pass by the guided-missile frigate USS Rentz (FFG 46) during a live-fire exercise during the annual UNITAS multinational maritime exercise. (U.S. Navy photo by Lt. Cmdr. Corey Barker)