Propeller Exam Air Force Senior Airman Joshua Herron examines an HH-60 Pave Hawk helicopter propeller at Moody Air Force Base, Ga., Jan. 22, 2018. The helicopter received new internal and external components, repairs and updated programming as part of a complete structural overhaul. Air Force photo by Airman Eugene Oliver SHARE: Download: Full Size (0.69 MB) Tags: air force, northcom, northern command, training, airmen Credit: Airman Eugene Oliver VIRIN: 180122-F-VS137-1133A.JPG Photo Gallery