The aircraft carrier USS Harry S. Truman (CVN 75), foreground, steams in formation with the French aircraft carrier FS Charles de Gaulle (R91), left, and the guided missile cruiser USS Gettysburg (CG 64) in the Gulf of Oman Jan. 3, 2014. The Harry S. Truman and the Gettysburg were underway in the U.S. 5th Fleet area of responsibility conducting maritime security operations, theater security cooperation efforts and missions supporting Operation Enduring Freedom.