170417-N-XL056-0153 PACIFIC OCEAN (April 17, 2017) Aviation Electronics Technician 1st Class Michael Popp, from Maryville, Tenn., performs maintenance on an F/A-18E Super Hornet from the "Blue Diamonds" of Strike Fighter Squadron (VFA) 146 aboard the aircraft carrier USS Nimitz (CVN 68). Nimitz is underway conducting Composite Training Unit Exercise (COMPTUEX) with the Nimitz Carrier Strike Group in preparation for an upcoming deployment. COMPTUEX tests a carrier strike group's mission-readiness and ability to perform as an integrated unit through simulated real-world scenarios. (U.S. Navy photo by Mass Communication Specialist Seaman Leon Wong/Released)