Chief Master Sgt. Brian Bischoff addresses members of the 919th Special Operations Wing during an "All Call" at Duke Field, Jan, 7, 2018. Bischoff served as the 919th SOW's command chief from 2015-2019. As command chief, he was responsible for advising the commander on issues relating to organizing, training, equipping and maintaining the wing's special operations forces. Bischoff also played a large role in mentoring many of the wing's Citizen Air Commandos. (U.S. Air Force photo/Lt Col James R. Wilson)