First Lt. Emily Perkins (right) and Staff Sgt. Brandon Croghan (center), both 445th Aeromedical Evacuation Squadron crew members, check the pulse of an Airman portraying a patient for a joint training mission June 7, 2017, at Youngstown Air Reserve Station, Ohio. The 445th AES trained for two hours while airborne to simulate a real-world scenario. (U.S. Air Force photo/Senior Airman Joshua Kincaid)