Mitt Romney holds an eight-point lead over his Republican rivals for the White House in a survey of California voters released Monday by the Field Poll... Former New York Mayor Rudy Giuliani... second with 17 percent... Sarah Palin came in third... with 10 percent support. Fifty-four percent of registered California voters approve of President Obama's job performance (37 percent disapprove). Further, nearly half (49 percent) of voters there support his re-election bid...