Hardball with Chris Matthews 05/13/15

City of Brotherly Love reacts to train tragedy

Philadelphia Mayor Michael Nutter talks about the hometown response to the Amtrak tragedy, NBC’s Tom Costello reports on the investigation, and Rep. Robert Brady and Rep. Brendan Boyle discuss what could to be implemented to prevent another incident. Chris Matthews also looks at what was involved in the medical response with Dr. Herb Cushing. ... more Duration: {{video.duration.momentjs}}