Barack Obama leads John McCain in delegate-rich California by 49 percent to 40 percent among likely voters while Hillary Clinton holds a bare lead over McCain of 46 percent to 43 percent, according to a Public Policy Institute of California poll conducted March 11-18. the margin of error is 3 percent. This contrasts markedly with a March14-16 poll by SurveyUSA showing Obama and Clinton both with comfortable margins over McCain.

Obama’s favorability rating is 61 positive percent to 34 percent negative, McCain’s is 49 percent to 45 percent and, has it has been showing up in other state and national polls , those with unfavorable opinions of Clinton outnumber the favorables 52 percent to 45 percent.