CDC headquarters was co-located with the existing Second Army headquarters in Memphis .
The first Commanding General ( CG ) of CDC was Lieutenant General Ben Lear , who continued on in command of the U.S. Second Army .
CDC headquarters was co-located with the existing U.S. Second Army   headquarters in Memphis .
The first Commanding General ( CG ) of CDC was Lieutenant General Ben Lear , who continued on in command of the U.S. Second Army .