Technical Sgt. Matthew Lee, kennel master assigned to the 28th Security Forces Squadron, talks about the specifics of the indoor military working dog facility to Chief Master Sgt. Calvin Williams, Air Force Global Strike Command command chief, and Chief Master Sgt. Adam Vizi, 28th Bomb Wing command chief, during a visit to Ellsworth Air Force Base, S.D., March 2, 2017. The indoor facility is unique to Ellsworth as the only one of its kind in AFGSC. (U.S. Air Force photo by Airman 1st Class Denise M. Jenson)