Col. Donald McMahon of Springfield, Mo., retired recently from the Missouri Army National Guard after 23 years of military service.
His last assignment was commander of the 1107th Aviation Classification Repair Activity Depot, which included an 11-month deployment to Southwest Asia. McMahon's active duty with the Navy began in August 1968, and he served in Vietnam during 1970.
He resides with his wife, Dr. Dana Chism McMahon, in Springfield. The couple have a daughter and a son, who live in Missouri. His grandmother, Bertha Pierce, resides in Cape Girardeau.