U.S. Air Force Staff Sgt. Kyle Halsey, 20th Component Maintenance Squadron engine test facility (ETF) craftsman, walks through the ETF exhaust nozzle prior to performing a General Electric F110-GE-129 engine inspection at Shaw Air Force Base, S.C., May 28, 2019. The nozzle allows engines to release the 15-foot afterburner in a safe environment. (U.S. Air Force photo by Senior Airman Christopher Maldonado)