U.S. Air Force Master Sgt. Rodney Hall walks the wing of a C-130 Hercules aircraft equipped with a firefighting system during a preflight inspection in Charlotte, N.C., Aug. 13, 2012. The 145th Airlift Wing, North Carolina Air National Guard, sent two C-130 Hercules cargo planes to California, where they fought fires at the direction of the U.S. Forest Service.