ELLSWORTH AIR FORCE BASE, S.D. -- Master Sgt. Anthony Blackmon, 28th Civil Engineer Squadron explosive ordinance disposal flight chief, gives a tour of the EOD flight to Lt. Col. Matthew Joganich, 28 CES commander, April 5. The EOD flight is responsible for any unexploded ordinance on Ellsworth Air Force Base and within a 300-mile radius. (U.S. Air Force photo/Airman 1st Class Anthony Sanchelli)