Staff Sgt. Aaron Williams, 365th Training Squadron mobility air force integrated communication, countermeasure and navigation systems apprentice course student, conducts an electronic warfare sensor check at Sheppard Air Force Base, Texas, June 6, 2019. Williams was a soldier for seven years serving in the signal corps, he joined the Air Force in the communications and navigation field to continue his career when his signal corps unit was unfortunately closed down. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)