On 9 August , Stalin informed Premier Mikołajczyk that the Soviets had originally planned to be in Warsaw by 6 August , but a counter-attack by four Panzer divisions had thwarted their attempts to reach the city .
On 9 August , Stalin told Premier Mikołajczyk that the Soviets had originally planned to be in Warsaw by 6 August . He said an attack by four Panzer divisions had stopped them from getting to the city .