Watch CNN.com Live for continuing coverage of the crisis in Libya.

Today's programming highlights...

9:30 am ET - Wartime contracting hearing - The Commission on Wartime Contracting looks at the effectiveness of efforts to hold contractors in Iraq and Afghanistan accountable for problems with their work.

11:00 am ET - Obama, Biden meet the governors - U.S. governors spent this past weekend discussing and debating the issues of the day in Washington.  Now, they spend some time with the president and vice president at the White House.

11:18 AM ET - Astronauts perform spacewalk - Two astronauts will get to do something millions of people only dream of today.  This morning, the two will perform a spacewalk to do some work on the international space station.

3:00 pm ET - White House briefing - The crisis in Libya and the threat of a government shutdown top Press Secretary Jay Carney's agenda with the White House press corps.

4:00 pm ET - Olivia Munn visits Wall Street - Ratings for the new sitcom "Perfect Couples" haven't been so perfect.  Could a Wall Street visit by one of the show's stars, Olivia Munn, turn things around?  Munn rings the NYSE closing bell this afternoon.

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