Texas Gov. Rick Perry appears on "The Late Show With David Letterman" and lists the top 10 excuses for his brain freeze at Wednesday's debate.

Former House Speaker Newt Gingrich discusses his presidential campaign and Mitt Romney on "The Laura Ingraham Show.""If you want a manager, I think Mitt's a very competent manager. I think that he tends to manage within whatever he thinks the realities are so when he was governor of Massachusetts he recognized that 85 percent of the legis

Lawrence O'Donnell talks about the latest Congressional fight over taxes and spending and calls Grover Norquist's pledge "anti-American."

Laura Ingraham talks to former Secretary of Defense William Cohen about foreign policy and which GOP candidates are best able to handle America's foreign policy challenges.

Chris Matthews says that Rick Perry's brain freeze at Wednesday's debate shows how the Tea Party fails to take government and elections seriously.

The "Special Report" panel discusses the White House's decision on the Keystone XL pipeline.

Video shows an elderly man being punched in the face at a Chicago Red Line station.