Senior Airman Francisco Macatol works on a mine-resistant ambush-protected vehicle Feb. 12, 2010, at Kirkuk Air Base, Iraq. Airmen Macatol is upgrading the MRAP by installing a retro-kit for battery box. Airmen Macatol is a 506th Expeditionary Logistics Readiness Squadron vehicle maintainer. (U.S. Air Force photo/Staff Sgt. Tabitha Kuykendall)