NEW : Democrats have knocked Democrats out of 10 governorships so far . NEW : Democrats score two takeaways from Republicans in South Carolina and Hawaii . Tea Party favorite Tea Party wins in South Carolina , CNN projects . Mike McWherter wins in South Carolina .
NEW : Republicans have knocked Democrats out of 10 governorships so far . NEW : Democrats score two takeaways from Republicans in California and Hawaii . Tea Party favorite Nikki Haley wins in South Carolina , CNN projects . Susana Martinez wins in New Mexico .