Airman 1st Class Gabriella Sepulveda, a 28th Security Forces Squadron response force member, verifies a common access card at the Liberty Gate on Ellsworth Air Force Base, S.D., Dec. 4, 2018. Each person that comes through the gate gets checked for proper authorization, correct seatbelt wear and that their vehicle has registration on the plates. (U.S. Air Force photo by 2nd Lt. Joshua Sinclair)