Play of the Day: The Pros and Cons of Keystone XL

The recent failure of a Keystone XL vote in the Senate doesn't mean the pipeline debate is over—especially considering next year's Republican-controlled Congress. But what, exactly, are the benefits of the Transcanada project? Late-night host Jon Stewart debates the positive and negative aspects of Keystone.

Plus: Sen. James Inhofe, R-Okla., is set to lead the upper chamber's Environment and Public Works Committee; a man with a rifle was arrested outside of the White House; and acting Secret Service Director Joseph Clancy has a security suggestion.