170726-N-SJ730-467 ATLANTIC OCEAN (July 25, 2017) Gen. Curtis Scaporatti, left, commander of U.S. European Command, and Czech Republic army Gen. Petr Pavel, NATO Chairman of the Military Committee, tour the bridge of the aircraft carrier USS George H.W. Bush (CVN 77). The ship and its carrier strike group are conducting naval operations in the U.S. 6th Fleet area of operations in support of U.S. national security interests. (U.S. Navy photo by Mass Communication Specialist 2nd Hank Gettys/Released)