TUG TEAM Teams from the U.S. Air Force, U.S. Army and Iraqi air force compete in a fire truck pull and other events during a Fire Muster Challenge on Kirkuk Regional Air Base, Iraq, March 20, 2010. The 506th Expeditionary Civil Engineer Squadron Force Protection flight won with the quickest total time of 7 minutes 26 seconds. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 969175-Y-SEB76-422.jpg Photo Gallery