Staff Sgt. Troy Miller checks fuel tank levels from the flight deck of a C-130 Hercules March 24, 2011, at Little Rock Air Force Base, Ark. Sergeant Miller is a panel operator assigned to the 19th Component Maintenance Squadron. (U.S. Air Force photo/Staff Sgt. Chris Willis) Photo essay: C-130 maintenance operations at Little Rock by Staff Sgt. Chris Willis 19th Airlift Wing Public Affairs 4/7/2011 - LITTLE ROCK AIR FORCE BASE, Ark. (AFNS)  -- Crewmembers perform maintenance operations on a C-130 Hercules here March 24. View the slideshow.