respectfully you know mourn the loss of life and the injury to all those passengers. >> i don't know that this area the philadelphia area isn't the only place that doesn't have this train control. like you, i only heard of it for the first time today as well. obviously, it's something experts have been looking for. they want it and one of the problems is it's expensive. money is you know as a mayor, it's always a problem. >> i understand that. life is priceless. we need to stay focused as greatly as we can on having these kind of safety mechanisms. again, that's a different fight for a different day, dealing with congress and budgets and all those kind of issues. i think there can be no dispute today, certainly anywhere regardless of party, regardless of your level of government these safety features need to be in place. we can't afford to lose