GOP presidential candidate Herman Cain showed up for an interview at "Late Show with David Letterman" with a Secret Service detail. Betty Nguyen reports.
The latest on the Sochi Olympics, immigration reform, and more, with Sens. Kelly Ayotte, R-N.H., and Dick Durbin, D-Ill., Rep. Peter King, R-N.Y., and others.
After committing a hard foul and ending up in the stands Marcus Smart shoved a Texas Tech fan. CBS Sports' Seth Davis and Greg Anthony discuss the situation and what should be done.