 Complete the following phrase:  In August, the 84th was withdrawn for reorganization in Valday. From September, the division, assigned to the 11th and then the 34th Army of the Northwestern Front, defended Valday, then fought in the Demyansk Offensive. In late August 1942, the division was sent to the Stalingrad Front. As part of the 4th Tank Army and then the 66th Army from October, it fought in continuous defensive battles, preventing Axis forces from breaking through to Stalingrad. From November, as part of the 24th Army of the Don Front, the division fought in the encirclement and destruction of the German troops in Stalingrad in 