Rescue crews fly into hostile zones to save lives
Tech. Sgt. William Nabakowski conducts a routine preflight check on a HH-60G Pave Hawk helicopter March 5, 2010, at Kandahar Airfield, Afghanistan. Sergeant Nabakowski is a 66th Expeditionary Rescue Squadron aerial gunner from Nellis Air Force Base, Nev. (U.S. Air Force photo/Senior Airman Nancy Hooks)