‘Green Tails’ welcome new commander Published June 26, 2015 By Senior Airman Jason Wiese 90th Missile Wing Public Affairs F.E. WARREN AIR FORCE BASE, Wyo. -- Lt. Col. Johnny Galbert received command of the 321st Missile Squadron during a change of command here June 26, 2015. A change of command ceremony is a tradition that represents a formal transfer of authority and responsibility from the outgoing commander to the incoming commander. Lt. Col. Cynthia Gunderson, outgoing commander, will continue her Air Force career at the Los Alamos National Laboratory.