170806-N-ME396-120 ATLANTIC OCEAN (Aug. 6, 2017) Lt. Cmdr. Margaret Siemer, a Navy chaplain, celebrates during a worship service on the fo'c'sle of the Nimitz-class 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 in Europe and Africa. (U.S. Navy photo by Mass Communication Specialist 3rd Class Tristan B. Lotz/Released)