Special Tactics Airmen Receive Medals Published July 30, 2010 By Master Sgt. Ron Flack 100th Air Refueling Wing Public Affairs RAF MILDENHALL, England -- Air commandos from the 321st Special Tactics Squadron here were honored at a medal ceremony July 29th. Staff Sergeant David Ibsen, a combat controller who recently returned from a deployment to Afghanistan, received the Purple Heart medal. Click here for video coverage.