Colonel Richard Walters, commander 301st MDS, left, evaluates a simulated casualty, played by a Civil Air Patrol cadet, in the field during the joint Mass Casualty Exercise held at the Army Reserve Center, Fort Worth September 10 and 11. Medical personnel from the 301st MDS attended the exercise held September 10 and 11. CAP cadets acted as injured personnel during the two day exercise which pulled together military and civilian units and emergency responders from around the area. (U.S. Air Force photo/Staff Sgt Chris Bolen)