Retired Chief Master Sgt. Charles “Burt” LeCates, AGM-28A “Hound Dog” missile electronics maintainer, explains the historical significance and capabilities of the missile for guests attending the South Dakota Air and Space Museum’s Visitor Appreciation Day in Box Elder, S.D., May 7, 2011. Cheif LeCates was one of several guest speakers throughout the day as part of the events. (U.S. Air Force photo by Master Sgt. Michael Morford)