ELLSWORTH AIR FORCE BASE, S.D. - Air Force Staff Sgt. Danny Oaks, 82nd Civil Support Team survey team member, waits while his chemical protective suit is removed during a joint training mission with Ellsworth Air Force Base, the South Dakota National Guard and the Rapid City Fire Department in Rapid City, S.D., Nov. 4. During the joint training, Ellsworth Airmen assisted in clearing individuals from a simulated-contaminated bus stop. (U.S. Air Force photo/Senior Airman Anthony Sanchelli)