U.S. Air Force Senior Airman Jeremy Waters, a security forces specialist with the 182nd Security Forces Squadron, Illinois Air National Guard, checks a military identification card while Airman 1st Class Kayla Brooks provides over watch protection at the 182nd Airlift Wing, Peoria, Ill., March 3, 2017. Security forces Airmen serve as the first line of defense for their bases and fellow Airmen. (U.S. Air National Guard photo by Tech. Sgt. Lealan Buehrer)