U.S. Sailors assigned to the visit, board, search and seizure team aboard the guided missile destroyer USS Halsey (DDG 97) practice vessel boarding techniques Feb. 25, 2012, while under way in the Gulf of Aden. Halsey was the flagship of Combined Task Force 151, a multinational, mission-based task force working under the Combined Maritime Forces to conduct counterpiracy operations in the Southern Red Sea, Gulf of Aden, Somali Basin, Arabian Sea and Indian Ocean.