Senior Airman Gibson Zamarripa, an aeromedical evacuation technician from the 137th Aeromedical Evacuation Squadron, Oklahoma Air National Guard, reviews procedures on a tablet in-between training scenarios on a KC-135 Stratotanker, from the 507th Air Refueling Wing, Tinker Air Force Base, Oklahoma, during MATOP (Multiple Aircraft Training Opportunity Program), March 27, 2018. MATOP was organized by the 137th Aeromedical Evacuation Squadron at Will Rogers Air National Guard Base in Oklahoma City and was designed to provide aeromedical evacuation squadrons from across the U.S. a hands-on learning opportunity with the C-130 Hercules, KC-135 Stratotanker and C-17 Globemaster III. The flight brought together aeromedical evacuation units from California, West Virginia, North Carolina, Minnesota, Wyoming, Delaware, Mississippi, New York and Oklahoma. (U.S. Air National Guard photo by Staff Sgt. Tyler Woodward)