The 118th Tactical Reconnaissance Wing (TRW) and Group were activated for federal service 1 February 1951. On 13 April 1951, the 118th TRW was reassigned to Tactical Air Command, (TAC), Langley AFB, Virginia, and operated from the municipal airport at Memphis, TN. On 3 August 1951, the 118th TRW was released from assignment to TAC and reassigned and transferred to Headquarters Ninth Air Force, Shaw AFB, SC. The 105th Tactical Reconnaissance Squadron stayed at Berry Field. It was redesignated as the 105th Fighter Interceptor Squadron and was activated in place 1 March 1951. While on active duty, it operated two geographically separated units; Detachment 1 flying P-47 Thunderbolt aircraft, from McGhee-Tyson Airport at Knoxville, TN, provided air defense for the Atomic Energy Commission at Oak Ridge, and Detachment 2 was the 4674th Ground Observer Squadron, Smyrna, TN.