Col. Jeffrey Taliaferro, 28th Bomb Wing commander from Ellsworth Air Force Base, S.D., addresses guests attending the South Dakota Air and Space Museum’s Visitor Appreciation Day in Box Elder, S.D., May 7, 2011 before unveiling the AGM-28A “Hound Dog” missile as part of the day’s events. In addition to unveiling the new exhibit, visitors had the opportunity to listen to an array of guest speakers, tour the facility, and enjoy a variety of displays and squadron demonstrations. (U.S. Air Force photo by Master Sgt. Michael Morford)