Tech. Sgt. Charles Riedel, 28th Civil Engineer Squadron explosive ordnance disposal flight superintendant, talks to Eric Helgeson, attendee from Rapid City, S.D., and his son, Ian, about the EOD flight and their mission during 2009 Dakota Thunder open house and air show, May 31. The open house contained many displays and demonstrations both on and off the ground. (U.S. Air Force photo/Senior Airman Kasey Zickmund)