U.S. Navy Vice Adm. John Miller rises to leave after briefing journalists at the U.S. Navy base in Manama, Bahrain, on Thursday, Sept. 20, 2012, about a major exercise involving air, sea and undersea forces from more than 20 nations responding to simulated sea-mine attacks in international waters. The sea maneuvers, a demonstration of international resolve to ensure maritime security, are being held in the Persian Gulf, the Gulf of Oman and the Gulf of Aden. (AP Photo/Hasan Jamali)