Liberty officers Published Dec. 22, 2011 ROYAL AIR FORCE LAKENHEATH, England -- The 48th Fighter Wing congratulates the following individuals from the medical and dental career fields on their selection for promotion to the ranks of major, lieutenant colonel and colonel: Colonel: Lt. Col. Michael Higgins (Below the Zone) Lieutenant Colonel: Maj. Steven Acevedo Maj. Jennifer Burke Maj. Paul Deflorio Maj. Shawnn Nichols Maj. Lee Roundy Maj. Adam Starr Maj. Tory Woodard Major: Capt. Brian Davis Capt. Scott Heller Capt. Kristin Lucy Capt. Adam Walker Capt. Christina Zimmerman