The latest news on Iowa caucus
Comments made by Andrea Mitchell suggest Iowa is "too white" to pick the GOP 2012 nominee
Late in the game, Bachmann airs television ad touting principles, "titanium spine."
Hawkeye State serves to separate the winners from the losers.
Even if Santorum has a strong showing in Iowa, he has little money and no national infrastructure.
Romney, Paul and Santorum battle it out in first GOP test.
What ever happened to the idea of a secret ballot?
Texas congressman says sanctions often lead to war
Heading into the Iowa caucuses, Republican presidential candidates ramp up their attack tactics.
A third- or fourth-place finish in Iowa likely best hope for the one-time front-runner.
The onslaught of negative ads in Iowa is a sign of things to come in the 2012 race.