Vladmir Filatov was able to save the eyesight of sniper Vasily Zaytsev during what battle?
Vladimir Filatov:  Filatov is also credited for restoring Vasily Zaytsev's sight when he suffered an injury to his eyes from a mortar attack during Battle of Stalingrad. Vasily Zaytsev:  Between 10 November 1942 and 17 December 1942, during the Battle of Stalingrad, he killed 225 enemy soldiers, including 11 snipers.
i don't know