As part of the Ellsworth Air Force Base 70th anniversary celebration, the U.S. Air Force Heartland of America Band’s pop rock ensemble – Raptor - performs at Main Street Square in Rapid City, S.D., May 20, 2012. The free concert was provided in appreciation to Rapid City and the surrounding Black Hills area communities. (U.S. Air Force photo by Staff Sgt. Marc I. Lane/Released)