Viper Maintenance Air Force Airman 1st Class Rio Brownlee works on the underside of an F-16 Viper engine at Shaw Air Force Base, S.C., March 2, 2022. SHARE: Download: Full Size (4.28 MB) Tags: Air Force Credit: Air Force Senior Airman Madeline Herzog VIRIN: 220302-F-ZB805-0385.JPG Photo Gallery