Kleist lost his flak corps and most of the Luftwaffe supporting the southern front , only reconnaissance aircraft being left behind .
As Hitler and OKH began to concentrate on Stalingrad , some of Kleist 's mobile forces were diverted .
Kleist lost Hitler 's flak corps and most of the Luftwaffe supporting the southern front , only reconnaissance aircraft being left behind .
As Hitler and OKH began to concentrate on Stalingrad , some of Kleist 's mobile forces were diverted .