Romney says his effective tax rate is 15%  —  Florence, South Carolina (CNN) - Mitt Romney said Tuesday he pays roughly a 15% effective tax rate on his income - an acknowledgment that the multi-millionaire pays a smaller percentage of taxes on his income than many middle-income Americans.

TRANSCRIPT: Fox News Channel & Wall Street Journal Debate in South Carolina  —  Here's a full transcript from tonight's GOP debate in South Carolina:  —  BAIER: Thanks, Bill, and welcome to the Myrtle Beach Convention Center and the Republican presidential debate.

Romney, Dewhurst lead in Texas  —  Rick Perry's Presidential campaign is doing about as bad in Texas now as it is everywhere else in the country.  When PPP last polled the state in September he was at 49%, leading Mitt Romney by 39 points.  Now Perry's support has declined by 31 points, leaving him in 3rd place at 18%.

Obama warns left: You won't like budget  —  Top White House officials are warning liberal and labor leaders to brace themselves for President Obama's budget proposal.  —  Gene Sperling, director of the National Economic Council, sought in meetings last week to lift the left's gloom …

GOP debate audience boos Romney's Mexican heritage  —  Republican presidential candidate Mitt Romney may be in the lead in the Palmetto state, but that doesn't mean South Carolinians necessarily like him.  —  During a Fox News debate at the Myrtle Beach Convention Center on Monday …

Santorum Staffer Says Women Shouldn't Be President Because It's Against God's Will  —  In an article about the reasons Rep. Michele Bachmann's campaign fizzled, the Des Moines Register points to “sexism among conservatives,” singling out an offensive email written by a staffer to Rick Santorum:

Obama to speak at Bank of America stadium  —  On the final night of this fall's Democratic National Convention, President Barack Obama will deliver his acceptance speech at Bank of America stadium, party sources told the Observer on Monday night.  —  Convention officials are expected …

New Polls Show Signs Of Serious Vulnerability For President Obama  —  There are plenty of Democrats and even some Republicans who view the Republican primary as a gift to President Obama.  Sixteen debates, web videos and “you can't even make this up” candidate behavior …

Nancy Pelosi: GOP knows Mitt Romney can't win  —  House Minority Leader Nancy Pelosi on Tuesday launched political grenades at Mitt Romney, arguing that Republicans haven't coalesced behind the GOP frontrunner because they don't believe he can beat President Barack Obama in November.

Netanyahu: Current US sanctions won't stop Iran's nuclear program  —  Israeli Prime Minister Benjamin Netanyahu told Israel's parliament Monday that the current sanctions against Iran are not going to stop its nuclear program.  —  Speaking to the Israeli Knesset's Defense and Foreign Affairs Committee …

Obama adviser Jarrett defends church pulpit criticism of GOP  —  Senior White House adviser Valerie Jarrett is defending critical comments she made of the GOP made from a church pulpit.  —  Jarrett ripped congressional Republcians for blocking President Obama's jobs bill …

Climate change skepticism seeps into science classrooms  —  Some states have introduced education standards requiring teachers to defend the denial of man-made global warming.  A national watchdog group says it will start monitoring classrooms.  —  A fisherman on the Ilulissat Icefjord on the west coast of Greenland.