as he said, more passengers are going to face this similar time type of trauma when they get back on the trains. >> nic robertson, thank you. we'll be watching at the top of the hour for the news conference, for new information on the deadly derailment. joining me now is ron lindsay, train control systems expert. and ron, let's just cut to it. is it time that we have seat belts on trains? >> an interesting point. my focus is really what makes trains safe, and then really are seat belts pragmatic? it's not like the airlines where you have flight attendants attending to the passengers. most of the commuter rails don't have that type of people onboard. >> is it time that that changes? >> well, subjectively, i say no. from my standpoint, our trains are very, very safe in this country. if you look at metro-north, over 30 years, this is the first accident they've had fatalities in. passenger fatalities. so we run a very safe railroad