U.S. Air Force Capt. Joshua Tyler, left, re-enlists Staff Sgt. Andrew Petrulis, Explosive Ordnance Division craftsman, at Kandahar Air Field, Afghanistan, Oct. 27, 2008. Petrulis' teammates took advantage of a training opportunity to time the "fireball" detonation at a safe distance to make the reenlistment a more memorable event for their comrade. Tyler and Petrulis are assigned to the 755th Air Expeditionary Group Explosive Ordinance Disposal Operating Location.