U.S. Air Force Airman 1st Class Angela Gallagher, right, and Staff Sgt. Patrick Doheney, emergency medical technicians, check the vitals of a role-player in St. Paul, Minn., Aug. 17, 2018. Gallagher and Doheney are attending a week-long EMT refresher course where they receive classroom instruction and test their skills in emergency response scenarios. (U.S. Air National Guard photo by Tech. Sgt. Amy M. Lovgren)