Senior Airman Robert Zocco-Hochhater, 4th Component Maintenance Squadron avionics journeyman, installs a structural cover on an F-15E radar antenna July 10, 2018, at Seymour Johnson Air Force Base, North Carolina. The 4th CMS avionics flight is responsible for 14 avionics test stations and 25 different line replaceable units. (U.S. Air Force photo by Tech. Sgt. David W. Carbajal)