Russian Championship Superfinals: Karjakin, Nepomniachtchi Lead, Shuvalova Stuns With 6/6

GM Sergey Karjakin and GM Ian Nepomniachtchi are tied for first place after six rounds at the Russian Championship Superfinal that is underway in Moscow. IM Polina Shuvalova, who started with 6/6 in the women’s section, is the surprise of the even…