U.S. Air Force Brig. Gen. William Robertson, the chief of staff for the Illinois Air National Guard, addresses the 182nd Airlift Wing after his change of command and promotion ceremony in Peoria, Ill., Nov. 4, 2017. Robertson commanded the wing for 13 years before his promotion to brigadier general and transfer to state headquarters. (U.S. Air National Guard photo by Airman 1st Class Jason Grabiec)