Three selected for promotion to O5 Published June 21, 2012 By 341st Missile Wing Public Affairs MALMSTROM AIR FORCE BASE, Mont. -- The following majors were notified of their selection to lieutenant colonel on June 14: Maj. John Beurer, 40th Helicopter Squadron Maj. Steven Bauman, 341st Security Forces Squadron Maj. Sabrina Jones, 341st Force Support Squadron