ON THE JOB U.S. Navy Petty Officer 1st Class Sara Paulk loosens bolts to remove a rotor blade from an HH-60H Pave Hawk helicopter in the hangar bay of the aircraft carrier USS Kitty Hawk's while at sea, Aug. 5, 2007. Paulk is a Navy aviation machinist's mate. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 242476-J-JCV15-028.jpg Photo Gallery