Santorum is closing in and could win California. This is from March 8th and only has him down 6 points. He is going to win a whole bunch of other states between now and then and CA's media market is so expensive that it is unlikely that any candidate will be able to have much of an impact with ad buys.
http://latimesblogs.latimes.com/california-politics/2012/03/santorum-california-poll.html
Former U.S. Sen. Rick Santorum is nipping at Mitt Romney's heels in the California Republican primary race, while President Obama is well-positioned to win the general election in the state, according to a recent poll.
The Public Policy Institute of California found 22% of likely Republican voters in the state back Santorum, just behind the 28% who support Romney. Santorum has gained 18 percentage points in support since December.
As the Groundhog Day-like GOP presidential primary grinds into the spring, there has been some speculation among politicos that California may finally have a role to play during its late June 2 primary. If that's so, the Republican electorate is still up for grabs: Nearly one-quarter of the state's GOP voters have
Edited to add that this poll in Texas shows Santorum up 8 points on Romney
The question was asked, If the Republican primary election for United States President were held today, for whom would you vote if the candidates were RANDOMIZE Rick Santorum, Mitt Romney, Newt Gingrich and Ron Paul ?
◦Rick Santorum 35%
◦Mitt Romney 27%
◦Newt Gingrich 20%
◦Ron Paul 8%
◦
Undecided 10%
http://www.wparesearch.com/polling/wpa-releases-gop-presidential-ballot-in-texas/