Kuznetsova used her weighty groundstrokes and versatility .
Kuznetsova bullied Navarro to effortlessly win the second set 6 - 1 and give Russia a two match lead going into Sunday .
Using her weighty groundstrokes and versatility , Kuznetsova bullied Navarro to effortlessly win the second set 6 - 1 and give Russia a two match lead going into Sunday .