Alaska Air National Guard Lt. Col. Jason Collins, a physician assistant with 176th Medical Group, returns fire on simulated enemy forces April 5, 2019, while participating in Tactical Combat Casualty Care training at Joint Base Elmendorf-Richardson, Alaska. The training is designed to keep service members critically wounded on the battlefield alive before they are medically evacuated. (U.S. Air National Guard photo by David Bedard/Released)

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Photo by: David Bedard |  VIRIN: 190405-Z-ZY202-1003.JPG