U.S. Air Force Lt. Col. Mark Lytle, 96th Medical Group chief vascular surgery, discusses the simulated patient’s medical treatment during the medical portion of the 6th Ranger Training Battalion’s mass casualty exercise at Eglin Air Force Base, Florida, Feb. 5, 2020. The exercise tested the 96th MDG’s medical capabilities and rescue effort coordination with Eglin first responders and county rescue teams to a major accident on the Eglin range. (U.S. Air Force photo by Ilka Cole)