 In July 1960, ADC began upgrading the 111th, 122d and 182d FIS to the Mach-2 F-102A Delta Dagger interceptor.In August 1961, as part of an Air Defense Command re-organization, the Wing's assignment to the ADC Oklahoma City Air Defense Sector was terminated with the inactivation of the OCADS, and the 136th was transferred to Tactical Air Command.As part of the reorganization