180623-N-SO730-0016 ATLANTIC OCEAN (June 23, 2018) Aviation Electronics Technician Airmen Chanlder Peck, left, and Samantha Myers calibrate an oscilloscope and a RADAR altimeter test set aboard the aircraft carrier USS George H.W. Bush (CVN 77). The ship is underway conducting routine training exercises to maintain carrier readiness. (U.S. Navy photo by Mass Communication Specialist 3rd Class Joe Boggio/Released)