PROVIDING SUPPORT U.S. Air Force Capt. Gabriel Lewis, center, U.S. Army Spc. Kendra Sanders and U.S. Army Lt. Col. Ron MacKay provide close air support while traveling with 110 military vehicles and 500 service members as they leave Iraq, Dec. 18, 2011. Lewis is a joint tactical air controller, Sanders is a Signal Corps communications specialist and MacKay is an operations officer assigned to the 1st Cavalry Division's 3rd Brigade Combat Team. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 673213-O-OCR13-105.jpg Photo Gallery