180227-N-NG136-311 ATLANTIC OCEAN (Feb. 27, 2018) Interior Communications Electrician 3rd Class Andres Munoz checks the alignment of the Improved Fresnel Lens Optical Landing System for the Board of Inspection and Survey (INSURV) aboard the Nimitz-class aircraft carrier USS George H. W. Bush (CVN 77). George H. W. Bush is underway hosting INSURV for the ship's material inspection. (U.S. Navy photo by Mass Communication Specialist 3rd Class Zachary P. Wickline/Released)