In a Republican primary for California Governor, 1 month until votes are counted, former eBay CEO Meg Whitman is losing ground to state Insurance Commissioner Steve Poizner, according to SurveyUSA’s latest tracking poll , conducted exclusively for KABC-TV Los Angeles, KPIX-TV San Francisco, KGTV-TV San Diego, and KFSN-TV Fresno. Whitman gets 39% today, Poizner 37%. Compared to an identical SurveyUSA poll released 18 days ago, Poizner is up 10 points; Whitman is down 10 points. 6 other candidates on the ballot remain in single digits. Among men, Whitman had led by 23 points, now trails by 4, a swing of 27 points to Poizner. Among voters age 18 to 49, Whitman had led by 19, now trails by 8, a swing of 27 points to Poizner. Poizner leads by double digits in the Central Valley; Whitman leads by double digits in the Bay Area, Northern Coast, and Inland Empire. The contest is volatile: additional swings are possible.

In the Democratic primary for CA Governor, Jerry Brown crushes his opposition, unchanged from SurveyUSA’s previous poll. 6 other Democrats combine to take 13% of the vote; 19% are undecided. Brown served as California’s 34th Governor, elected in 1974 and re-elected in 1978. Incumbent Governor Republican Arnold Schwarzenegger is term limited; the state’s term limit law does not apply to terms served before 1990, allowing Brown to run for the office again.

The GOP battle to face incumbent US Senator Democrat Barbara Boxer in November remains essentially unchanged. Today, former Congressman Tom Campbell defeats former Hewlett Packard CEO Carly Fiorina, 35% to 24%. State assembly member Chuck DeVore gets 15%. Limited movement since SurveyUSA’s previous poll. 23% are undecided: Among men, Campbell had led by 8 points, now leads by 12; among women, Campbell had led by 5, now 10. DeVore is up 5 points among voters age 18 to 49, Campbell is down 5, Fiorina is down 10. Among voters age 50+, Campbell is up 6. In California’s Inland Empire, Fiorina had led by 6 points, now trails by 5. Campbell’s lead in the Bay Area is now smaller, but his lead in greater Los Angeles is now larger.

In a Republican primary for CA Attorney General today, State Senator Tom Harman edges Los Angeles County DA Steve Cooley among voters who have a preference. But: 36% of likely voters are undecided, which means any outcome is possible.

In the Democratic primary for CA Attorney General, San Francisco DA Kamala Harris edges Los Angeles City Attorney Rocky Delgadillo, among voters who have a preference. But: 28% of likely voters are undecided, and any outcome is possible. Incumbent Attorney General Jerry Brown is running for Governor.