sentences:  The 11th Squadron was inactivated in August 1994, while the group and the 306th Squadron remained active until 1 October 1994.The group was converted to provisional status as the 457th Air Expeditionary Group in February 2001 and assigned to United States Air Forces in Europe to activate or inactivate as needed.In the spring of 2003, the group was activated at RAF Fairford to support approximately a dozen Boeing B-52 Stratofortresses deployed from Minot Air Force Base, North Dakota, operating to support Operation Iraqi Freedom.