US Air Force STAFF Sergeant Jill Murphy (left foreground) and SSGT Collen Byerly (Center) from Mountain Home Air Force Base, Idaho, assist incoming military members at the Joint Processing Accountability Center (JPAC) area for the JOINT EXPEDITIONARY FORCE EXPERIMENT (JEFX) Exercise. Everyone involved in the exercise must inprocess threw the JPAC. Over a 1000 military and civilian members will be processed during the JEFX exercise at Nellis AFB, Nevada