6 states hold primaries today, including key races in California, Iowa

Six states are holding primary contests on Tuesday, including California, where voters will be choosing which two candidates will be on the ballot in November in the governor's race. Los Angeles residents will be voting in the mayoral contest, with reality television star Spencer Pratt, a Republican, hoping to unseat incumbent Democratic Mayor Karen Bass. If no candidate receives a majority on Tuesday, the top two candidates will face off in November. …