Rick Santorum's curious closing argument  —  POLK CITY, Iowa — Nothing fires up a crowd like cloture.  —  Rick Santorum, the man who has improbably become a contender in Tuesday's Iowa caucuses, was making his closing argument to a sea of TV cameras here on Monday when he swerved into a thicket of Senate trivia.

The trouble with my uncle, Rick Santorum  —  If you want another big-government politician who supports the status quo to run our country, you should vote for my uncle, Rick Santorum.  America is based on a strong belief in individual liberty.  My uncle's interventionist policies …

Why Iowa gets to go first, and other facts about tonight's caucus  —  (Jessica Reilly) David Redlawsk is a political scientist at Rutgers University and co-author of “Why Iowa?  How Caucuses and Sequential Elections improve the Nominating Process.”  We spoke earlier today …

Workers of the World, Unite!  —  The Republican Party is the party of the white working class.  This group — whites with high school degrees and maybe some college — is still the largest block in the electorate.  They overwhelmingly favor Republicans.  —  It's a diverse group, obviously …

Gingrich: Mitt Romney is a liar  —  PLAY CBS NEWS VIDEO  —  Former House Speaker Newt Gingrich, whose support in Iowa has withered after riding on top of the polls, today called former Massachusetts Gov. Mitt Romney a liar who would lie to the American people if elected to the White House …

Santorum: States Should Have The Right To Outlaw Birth Control  —  Rick Santorum reiterated his belief that states should have the right to outlaw contraception during an interview with ABC News yesterday, saying, “The state has a right to do that, I have never questioned that the state has a right to do that.

Conservatives Make Up Reasons For Why Some Of The ACA's Pay-Fors Should Be Repealed  —  Ramesh Ponnuru has written the kind of column that really undermines the credibility of conservatives who thump their chests about reducing federal spending and insist that any new law must be paid for.

W.H. to Boehner: Ditch the GOP, pass bills  —  John Boehner walks to a news conference on the payroll tax cut with Eric Cantor on Capitol Hill on Thursday, Dec. 22, 2011.  AP Photo  —  A senior White House official challenged House Speaker John Boehner (R-Ohio) to buck his own Republican conference …

Krugman's response to Alex  —  You'll read it here, see also various (mostly weak) responses in the comments to Alex's original post.  Most of you, including Krugman, are missing Alex's point.  The issue is not that Krugman changed his mind (I've done that plenty, Alex too).

When will media demand that Mitt Romney back up his claims about jobs?  —  I don't know how to be any clearer about this, but here goes.  It is now beyond doubt that Mitt Romney will be resting his case against Obama on two core claims.  —  The first: At Bain Capital, Romney created over 100,000 jobs …

Crackpots Do Not Make Good Messengers  —  So then: Ron Paul.  Should we lefties be happy he's in the presidential race, giving non-interventionism a voice, even if he has other beliefs we find less agreeable?  Should we be happy that his non-mainstream positions are finally getting a public hearing?

Perry: ‘This is Omaha Beach’  —  WEST DES MOINES, Iowa — With a sense of history on the biggest political day — to date — of the 2012 cycle, Texas Gov. Rick Perry today compared the GOP's quest to defeat President Barack Obama to one of the deadliest battles of the D-Day landings in Normandy in 1944.

Huckabee: Rs more interested in defeating Obama than in rebuilding USA (audio)  —  Former Arkansas Governor Mike Huckabee, victor in the 2008 Iowa Caucuses, called into the Radio Iowa newsroom this morning for a chat.  I'll be posted snippets over the next few hours.

Michelle Obama's backside is your business how?  —  Can you imagine how the incident would play out if an African American congressman made a crude remark about First Lady Laura Bush's body?  It certainly would have taken more than an insincere apology to wash that sin away.

The Next War: Pentagon to Present Vision of Reduced Military  —  WASHINGTON — Defense Secretary Leon E. Panetta is set this week to reveal his strategy that will guide the Pentagon in cutting hundreds of billions of dollars from its budget, and with it the Obama administration's vision …

Probe reveals feds pressuring agents to rush immigrant visas - even if fraud is feared  —  One-quarter of the USCIS officers surveyed said they have pressured to approve questionable cases.  —  Alejandro Mayorkas heads the agency.  —  Higher-ups within U.S. Citizenship and Immigration Services …

Bad-Faith Journalism  —  PolitiFact tacks right, further illustrating why its approach is wrong.  —  It's not as eagerly awaited as Time's “Man of the Year” was back when people paid attention to Time, but PolitiFact's “Lie of the Year” nonetheless manages to generate a lot of chatter, aimed as it is at those who chatter for a living.

Young, gay caucus-goers talk politics, support for GOP  —  Several young gay Iowa caucus goers discuss which GOP candidates they will support today.  (Washington Blade photo by Chris Johnson)  —  DES MOINES, Iowa — For some gay Iowa Republicans, the 2012 presidential election is about more than just LGBT issues.

Gingrich: I 'Wouldn't Make Exceptions' For Abortions In Cases Of Rape Or Incest  —  Newt Gingrich explicitly told a voter in Iowa this afternoon that he opposes all abortions, even in cases of rape and incest, joining fellow GOP presidential candidates Rick Santorum, Michele Bachmann …