8/24/2012 - Senior Airmen Brittnay Arellano and Staff Sgt. Russell Fenimore, both from 2nd Munitions Squadron munitions maintenance team, load an inert two-thousand pound GPS guided GBU-31 version one bomb onto a trailer on Barksdale Air Force Base, La., Aug 20. After the GBU-31 FMU-152 fuse, nose cone and tail get installed on the track, they are loaded onto a munitions trailer to be transported to the waiting aircraft. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Tech. Sgt. Frederic Currie, 2nd Munitions Squadron, gives a pre-task safety brief to the 2012 Global Strike Challenge munitions maintenance team on Barksdale Air Force Base, La., Aug 20. The safety brief assigns individuals of the 11-person team to specific duties and what they should do if an emergency arises. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Senior Airmen Brittnay Arellano and Staff Sgt. Russell Fenimore, both from 2nd Munitions Squadron munitions maintenance team, load an inert two-thousand pound GPS guided GBU-31 version one bomb onto the track on Barksdale Air Force Base, La., Aug 20. The GBU-31 FMU-152 fuse, nose cone and tail get installed while on the track. The track provides a mobile workstation so the bombs can be built and transferred to a trailer.(U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - A safety pin is removed from an inert FMU-139 fuse installed on a GBU-31 version one bomb on Barksdale Air Force Base, La., Aug 20. The 11-person team will compete against other bases within the Air Force Global Strike Command to defend Barksdale's title of being the best munitions maintenance team in AFGSC. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Three members of the 2012 Global Strike Challenge munitions maintenance team from the 2nd Munitions Squadron install a tail fin assembly to an inert two-thousand pound GPS guided GBU-31 version one bomb on Barksdale Air Force Base, La., Aug 20. The GBU-31 FMU-152 fuse, nose cone and tail fins are installed while on the track. The track provides a mobile workstation that the bombs can be built on and then transferred to a trailer. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Staff Sgt. Jason Nelson, 2nd Munitions Squadron munitions maintenance team, installs an inert fuse on a two-thousand pound GPS guided GBU-31 version one bomb on Barksdale Air Force Base, La., Aug 20. The fuse installation is part of the 2012 Global Strike Challenge 11-person munitions maintenance team competition. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Staff Sgt. Russell Fenimore, 2nd Munitions Squadron munitions maintenance team, rolls an inert MK-82 low drag unguided bomb onto the trailer on Barksdale Air Force Base, La., Aug 20. The Mk-82 roll is part of the 2012 Global Strike Challenge where the 11-person munitions maintenance team will load 162 of the MK-82s onto four tractor trailers in preparation for the GSC. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - The 2nd Munitions Squadron 11-person munitions maintenance team loads 162 inert MK-82 low drag unguided bombs on Barksdale Air Force Base, La., Aug 20. The team will compete in the 2012 Global Strike Challenge against other bases within the Air Force Global Strike Command to defend Barksdale's title of being the best in AFGSC. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Inert FMU-152 fuses sit on a cart waiting to be installed on the GBU-31 version one and the GBU-31 version three bombs on Barksdale Air Force Base, La., Aug 20. The 11-person team competes against the other bases within Air Force Global Strike Command to defend Barksdale's title of the best munitions maintenance team in AFGSC. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Staff Sgt. Russell Fenimore and Senior Airmen David Andrews, both from 2nd Munitions Squadron munitions maintenance team, roll inert MK-82 low drag unguided bombs onto a tractor trailer on Barksdale Air Force Base, La., Aug 20. The MK-82 low drag unguided bomb roll is part of the 2012 Global Strike Challenge where the 11-person munitions maintenance team will load 162 bombs onto four tractor trailers. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Senior Master Sgt. Patrick VanVranken, 2nd Munitions Squadron, reads the rules of engagement for the upcoming 2012 Global Strike Challenge to the munitions maintenance team on Barksdale Air Force Base, La., Aug 20. The 11-person team will compete against the other bases within Air Force Global Strike Command to defend Barksdale's title of the best munitions maintenance team in AFGSC. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)

8/24/2012 - Senior Airmen David Andrews, 2nd Munitions Squadron munitions maintenance team, chains down inert MK-82 low drag unguided bombs after they were loaded onto one of four tractor trailers on Barksdale Air Force Base, La. Aug. 20. The MK-82 load is one of the events that the 11-person munitions maintenance team load competes in as part of the 2012 Global Strike Challenge. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)