Knauf promoted to lieutenant colonel

Brian Knauf, retired Air Force lieutenant colonel, left, administers the oath of office to his brother, newly-promoted Lt. Col. Michael Knauf during a promotion ceremony, March 1, 2021, at Arnold Air Force Base, Tenn. (U.S. Air Force photo by Jill Pickett)

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Knauf promoted to lieutenant colonel

Brian Knauf, retired Air Force lieutenant colonel, left, administers the oath of office to his brother, newly-promoted Lt. Col. Michael Knauf during a promotion ceremony, March 1, 2021, at Arnold Air Force Base, Tenn. (U.S. Air Force photo by Jill Pickett)

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Knauf promoted to lieutenant colonel

Published March 15, 2021
By Jill Pickett
AEDC/PA

ARNOLD AIR FORCE BASE, Tenn. -- Brian Knauf, retired Air Force lieutenant colonel, left, administers the oath of office to his brother, newly-promoted Lt. Col. Michael Knauf during a promotion ceremony, March 1, 2021, at Arnold Air Force Base, Tenn. (U.S. Air Force photo by Jill Pickett)