170726-N-SJ730-520 ATLANTIC OCEAN (July 25, 2017) Czech Republic army Gen. Petr Pavel, right, NATO chairman of the Military Committee, speaks with Capt. Will Pennington, commanding officer of the aircraft carrier USS George H.W. Bush (CVN 77), on the ship's bridge. The George H.W. Bush Carrier Strike group is 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)