NTSB: numerous alarms heard on ship before crash

The National Transportation Safety Board revealed what's been discovered on a newly obtained data recorder from the cargo ship which caused a Baltimore bridge to collapse. The ship contained 764 tons of hazardous material on board when it crashed. Plus, an architect in the plot to keep Trump in power is tonight facing a major reckoning. Also, are smartphones and social media dooming a generation? A guest tonight who has studied the science says yes and to take them all the way until high school. Learn more about your ad choices. Visit podcastchoices.com/adchoices