Col. Cherie Roff, 315th Mission Support Squadron commander, passes the 38th Aerial Port Squadron guide on to Maj. Jason Scnyder, new 38th APS commander, during a 315th MSG double assumption of command ceremony Feb. 11 at Joint Base Charleston, S.C. Snyder previously served as the 38th APS operations officer. (U.S. Air Force photo by 1st Lt. Rashard Coaxum)