Reserve Front
It was set up on March 23, 1943, following a Stavka directive of March 19 by re-purposing the command cadre of Reserve Front to defend the westernmost sector of the Kursk Salient. It consisted of 38th Army, 60th Army, and 15th Air Army, with another field army to be assigned, probably either the 63rd or 66th. Col. Gen. M.A. Reiter was appointed to command, with Maj. Gen. I.Z. Susaikov as member of the military council and Lt. Gen. L.M. Sandalov as chief of staff.