Checking the rotor
Tech. Sgt. William Nabakowski, an aerial gunner with the 66th Expeditionary Rescue Squadron, conducts a routine preflight check on a HH-60G Pave Hawk helicopter March 5, 2010, at Kandahar Airfield, Afghanistan. Sergeant Nabakowski is assigned to the 66th Rescue Squadron from Nellis AFB, Nev. (U.S. Air Force photo/Senior Airman Nancy Hooks)