sentences:  He completed residency training in family practice at the Wright-Patterson Air Force Medical Center, Ohio, in 1978, and aerospace medicine at Brooks Air Force Base, Texas, in 1984.He commanded a wing clinic and wing hospital before becoming Deputy Commander of the Air Force Materiel Command Human Systems Center.He has served as Command Surgeon for U.S. Central Command, Pacific Air Forces, U.S. Transportation Command and Headquarters Air Mobility Command.