Six Keesler lieutenants promoted to captain Published March 9, 2011 By Susan Griggs 81st Training Wing Public Affairs KEESLER AIR FORCE BASE, Miss. -- Six Keesler first lieutenants have been selected for promotion to captain. Names announced Tuesday are: 2nd Air Force -- Jeffrey Van Horn. 81st Inpatient Operations Squadron -- Karla Prather. 81st Medical Operations Squadron -- Nicole Hust and Stephen Kennedy. 81st Surgical Operations Squadron -- Margareta Beg. 81st Training Wing legal office -- Craig Dunham.