 Complete the following phrase:  The STAVKA issued a directive on March 7 for a combined offensive by Central, Briansk and Western Fronts in the direction of Oryol. Rokossovski ordered four divisions of 21st Army, including the 375th, to begin to advance on March 10, in cooperation with the new 70th Army. By this time, however, the German 2nd and 2nd Panzer Armies were regaining their balance and starting to cover the massive gap in the front. 21st Army reached the Fatezh area by the 11th, but by now news was arriving that 