Hardball with Chris Matthews 10/20/15

Giuliani on what has happened to the GOP

As Donald Trump and Jeb Bush continue their war of words over 9/11, George W. Bush takes aim for several 2016 GOP candidates, including Marco Rubio and Ted Cruz. Former New York Mayor Rudy Giuliani weighs in on the disruption within the Republican party. ... more Duration: {{video.duration.momentjs}}