L.E.MORMILE/Shutterstock.com

Play of the Day: Chris Christie's Guide to Navigating Scandals

The New Jersey governor still says he knew nothing about the traffic closings.

Start of Brightcove Player By use of this code snippet, I agree to the Brightcove Publisher T and C found at https://accounts.brightcove.com/en/terms-and-conditions/.

Chris Christie is sticking to his traffic guns: he still says he knew nothing about the plot, even after a Port Authority official alleged that the New Jersey governor was well aware of 'Bridgegate.'

Plus: the President is accused of plagiarizing former President Bush in his State of the Union address. David Letterman investigates.

Meanwhile: This year's Super Bowl is still a travesty.

(Image via L.E.MORMILE / Shutterstock.com )