Vladimir Filatov is credited with restoring the sight of which Soviet sniper?
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: Vasily Grigoryevich Zaytsev; 23 March 1915 – 15 December 1991) was a Soviet sniper and a Hero of the Soviet Union during World War II.
Vasily Grigoryevich Zaytsev