3/18/2011 - Lt. Col. Kirk Peterson, 455th Expeditionary Aerial Port Squadron commander, briefs Gen. Donald Hoffman, Air Force Materiel Command commander, during his visit at Bagram Airfield, Afghanistan, March 18, 2011. General Hoffman met and talked to deployed Airmen to determine how the command can better accomplish its supply and sustainment operations. (U.S. Air Force photo by Senior Airman Sheila deVera)

3/18/2011 - Ms. Sue Dryden, 309th Maintenance Wing director, installs tail fuse during her visit at the ammunition supply point at Bagram Airfield, Afghanistan, March 18, 2011. Ms. Dryden received hands-on training on how to build a live bomb. (U.S. Air Force photo by Senior Airman Sheila deVera)

3/18/2011 - Col. Mark Johnson, 635th Supply Chain Operations Wing commander, signs a GBU-54 during his visit at the ammunition supply point at Bagram Airfield, Afghanistan, March 18, 2011. (U.S. Air Force photo by Senior Airman Sheila deVera)

3/18/2011 - Gen. Donald Hoffman, Air Force Materiel Command commander, installs a nose fuse on a GBU-54 during his visit at the ammunition supply point at Bagram Airfield, Afghanistan, March 18, 2011. General Hoffman received hands-on training on how to build a live bomb. (U.S. Air Force photo by Senior Airman Sheila deVera)

3/18/2011 - Maj. Gen. Kathleen Close, Air Force Materiel Command Director of Logistics and Sustainment, gets hands-on training from Senior Airman Brennan McGinley on how to operate a K-loader at Bagram Airfield, Afghanistan, March 18, 2011. General Close met and talked to deployed Airmen to determine how the comand can better accomplish its supply and sustainment operations. (U.S. Air Force photo by Senior Airman Sheila deVera)