Politico report: Herman Cain once accused of sexual harassment

A new Politico.com report says 2012 GOP candidate Herman Cain was accused of sexual harassment by two women back in the 1990s.  Those complaints came during during Cain's tenure as the head of the National Restaurant Association. Both women were reportedly paid cash settlements. The Cain campaign calls the allegations "unsubstantiated."

This morning, Carol Costello speaks with Jonathon Martin, who was one of the Politco reporters to break the story, to discuss his team's reporting that could well shake up the 2012 GOP field.