 Complete the following phrase:  On 20 August, Petrakovsky received the information that he was to command the 395th Rifle Division, then forming at Voroshilovgrad. Bad weather delayed his flight to Kharkov to 22 August. The 395th personnel were originally Donbass coal miners. Petrakovsky finished assembling the division by October. The division fought in the defence of Mariupol and the 