Dr. Bruce dePyssler, son to retired Col. Steven L. dePyssler, speaks to a crowd during a memorial service for Col. dePyssler at Barksdale Air Force Base, La., July 31, 2020. dePyssler held every enlisted, warrant officer and officer rank during his career from the rank of private to colonel. (U.S. Air Force photo by Senior Airman Tessa B. Corrick)