VALENTINE'S DAY SURPRISE U.S. Air Force Airmen 1st Class Kathleen Sullivan and Lindsay Judkins are surprised to receive Valentine's Day cards from Texas elementary school students, Feb. 13, 2008, at a Southwest Asia air base. Both airmen are assigned to the 379th Expeditionary Security Forces. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 418392-C-AJQ11-372.jpg Photo Gallery