9:44 PM ET: Breaking right now: AP saying the SC GOP gubernatorial race will go to a runoff. That means they project that Haley will not break 50% and will have to run again against Gresham Barrett on June 22nd. She leads 4 other Republicans with 48% of the vote. She will face Gresham Barrett in a June 22nd runoff.
Common Cents has links to the specific state races.
UPDATE: Pro-Obamacare Senator Blanche Lincoln wins a close primary race in Arkansas.
UPDATE: American hero and Truth Czar Joe “You Lie!” Wilson won his primary in South Carolina.
UPDATE: Unpopular GOP Governor Gibbons lost his primary in Nevada.
UPDATE: Carli Fiorina and Meg Whitman won their respective races in California.
UPDATE: Tea party favorite Sharron Angle defeated the onetime frontrunner in the race, former state GOP chair Sue Lowden, by double digits.