With the inactivation of the 448th Bomb Group , McCook AAF was inactivated .
With the inactivation of the 448th Bomb Group , McCook AAF placed in reserve status under supervision of the 2347th Air Force Reserve Training Center .
With the inactivation of the 448th Bomb Group , McCook AAF was inactivated and placed in reserve status under supervision of the 2347th Air Force Reserve Training Center .