Tops In Blue vocalists Senior Airman Quentin Thomas and 2nd Lt. Rhoda Lazo perform before a large crowd Feb. 11, 2009, in Las Vegas. Tops In Blue, the Air Force's expeditionary entertainment unit, is scheduled to perform "America the Beautiful" during festivities leading up to Super Bowl XLV in Arlington, Texas, Feb. 6, 2011. (U.S. Air Force photo/Senior Airman Larry E. Reid Jr.)