Airman 1st Class Brady Lockard, 28th Civil Engineer Squadron chemical war fare instructor, helps Air Force Cadet Sarah Cox with her chemical defense gear during a chemical, biological, radiological, nuclear and high-yield explosives training course here June 5. The cadets are visiting Ellsworth from June 2 to June 20 to learn what the Air Force is like on a daily basis. (U.S. Air Force photo/Airman 1st Class Kasey Zickmund)