19th Contracting Squadron assumption of command
Col. George Risse, 19th Mission Support Group commander, passes the 19th Contracting Squadron guidon to Lt. Col. Matthew Sinning, new 19th Contracting Squadron commander, during the 19th Contracting Squadron assumption-of-command ceremony Sept. 16. Colonel Sinning last served as the Chief, Strategic Sourcing Branch, Contracting Division for Headquarters Air Force Space Command.
(US Air Force photo by Senior Airman Jim Araos)