EIELSON AIR FORCE BASE, Alaska (Aug. 21, 2020) Hospital Corpsman 1st Class Simon Trujillo, a special amphibious reconnaissance corpsman with Charlie Company, 1st Reconnaissance Battalion, 1st Marine Division performs medical treatment on a simulated casualty during a raid as part of a Marine Corps Combat Readiness Evaluation (MCCRE) at Eielson Air Force Base, Alaska, Aug. 27, 2020. The MCCRE is used to certify and evaluate reconnaissance Marines for their upcoming deployment. (U.S. Marine Corps photo by Cpl. Israel Chincio)