ELLSWORTH AIR FORCE BASE S.D. -- Airman 1st Class Corey Hook, 28th Bomb Wing photographer, lies on the ground with a simulated open abdominal wound, while Airmen from the 28th Medical Operations Squadron practice self-aid buddy care during a phase II operational readiness exercise, July 20. The phase II ORE tests Airmen in a simulated deployed environment. (U.S. Air Force photo/Airman 1st Class Anthony Sanchelli)