Tonight on 360°, a man is found alive in the rubble of a Port-au-Prince market four weeks after the earthquake. Anderson and Dr. Sanjay Gupta are in Haiti with the details. Plus, more snow in the forecast for the Washington area. A lot more snow.

Maureen Miller
AC360° Writer

Anderson is back in Haiti tonight. He has a remarkable and unexpected story to report. A man was pulled out of the rubble today, nearly a month after the quake hit.

Anderson Cooper | BIO
AC360° Anchor

I was asked to write a blog about why I wanted to come back to Haiti. I'm not really sure how to answer that question. No one I've seen today in Port-au-Prince has asked me that. If anything, people here ask why I left, and why so many other reporters have left as well. I don't really know what to tell them.

Impact Your World

An International Red Cross spokesman warned that up to 3 million people may have been affected by Tuesday's earthquake in Haiti. Here are some organizations specifically helping Haiti.

David Gergen | BIO
AC360° Contributor
CNN Senior Political Analyst

The country took a well-deserved time out last night from bleak news about jobs, deficits, health care, Iran and the like. Even if you were pulling for Peyton Manning and the Colts, you had to agree that the epic upset victory by the New Orleans Saints was the best feel-good moment for the country in over a year.

Don Lemon | BIO
CNN Anchor

Did Sarah Palin have notes written on her hand during a talk at the Tea Party convention? CNN's Don Lemon takes a look.

John Avalon
CNN Contributor

As the National Tea Party Convention concluded this weekend, it's clear that the Tea Partiers are propelled by two competing claims - a principled commitment to fiscal conservatism and a serious case of Obama Derangement Syndrome.

Anderson Cooper | BIO
AC360° Anchor

@andersoncooper: From ac: I've decided to go back to haiti. I'm going to catch a flight in a few hours to the dominican republic, then cross over.
@andersoncooper: From ac: just got into port au prince

James Poniewozik
Time

Every year, viewers look forward to watching the commercials during the Super Bowl just as much – if not more – than the big game. Companies shelled out $2.6 million for a 30-second slot, with some ads impressing TV critic James Poniewozik more than others. See how he grades the ads of Super Bowl XLIV.

Beth Karas and Ann O'Neill
CNN

To prove involuntary manslaughter, prosecutors will have to convince jurors that Michael Jackson's doctor took risks he shouldn't have - and that other doctors wouldn't have, legal experts say.

Rep. John Murtha of Pennsylvania, a longtime fixture on the House subcommittee that oversees Pentagon spending, died after complications from gallbladder surgery, according to his office. He was 77.

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• Evening Buzz: Survived Four Weeks in the Rubble?
• Morning Buzz: Back in Haiti