28th SFS defends Ellsworth
Airman 1st Class Hunter Harveston, 28th Security Forces Squadron response force member, stands guard at the Liberty Gate at Ellsworth Air Force Base, S.D., Feb. 12, 2015. These Airmen act as the first line of defense by ensuring only authorized personnel have access to the base. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)