Chief Master Sgt. Darrin Dwyer, (left), and Col. David O'Brien, (center), self aid and buddy care on Col. Thomas Deale for a simulated broken leg during a "Bug out" of the Emergency Operations Center during the 51 FW Operational Readiness Exercise Beverly Midnight 09-01 at Osan, Air Base, Republic of Korea Feb 09. "Bug-out" drills are conducted to demonstrate the effectiveness of building occupants to evacuate quickly from a building as quickly and safely as possible. Colonel Deale is the 51st FW Commander, Colonel O?Brien is the 51st Medical Group commander and Chief Master Sergeant Dwyer is the 51st Fighter Wing Command Chief Master sergeant. (US Air Force photo by Staff Sgt. Brian Ferguson)