Lt. Col. Nate Barrett, director of staff of the 28th Bomb Wing, speaks at the Journey Museum and Education Center during the grand opening of a new exhibit commemorating the history of Ellsworth Air Force Base, S.D., Oct. 20, 2017. The free, temporary exhibit, Wild Blue Yonder, is open until January 7th, 2018, and pays respect to Ellsworth AFB and the servicemen and women stationed there in the past and present. The pictures, models and plaques showcase the unique relationship between the base, Rapid City and the local community. (U.S. Air Force photo by Airman 1st Class Donald C. Knechtel)