Cadet 3rd Class Zackery Williams tries on aircrew chemical defense gear at Aircrew Flight Equipment on Charleston AFB Nov. 8. Cadets toured the base to learn more about the operational Air Force mission. Cadet Williams is a student at the Air Force Academy. (U.S. Air Force photo/Airman 1st Class Katie Gieratz)

Cadet 3rd Class Michael Jansen tries on a parachute at Aircrew Flight Equipment on Charleston AFB Nov. 8. Cadets toured the base to learn more about the operational Air Force mission. Cadet Jansen is a student at the Air Force Academy. (U.S. Air Force photo/Airman 1st Class Katie Gieratz)

Cadet 1st Class Lauren Chaffee, left, and Cadet 2nd Class Natalie Doede try on life preservers at Aircrew Flight Equipment on Charleston AFB Nov. 8. Cadets toured the base to learn more about the operational Air Force mission. Cadets Chaffee and Doede are students at the Air Force Academy. (U.S. Air Force photo/Airman 1st Class Katie Gieratz)

Air Force Academy cadets learn about the features of a C-17 during a tour of Charleston AFB Nov. 8. Cadets toured the base to learn more about the operational Air Force mission. (U.S. Air Force photo/Airman 1st Class Katie Gieratz)