Audio from Key Bridge collapse sheds light on timeline

The dispatch calls from the Maryland Transportation Authority Police show just how close the Key Bridge collapse came to being an even worse disaster. The transcripts of the audio from early Tuesday morning show the police only had a few minutes to shut down the highway as the bridge was on a collision course. Subscribe to WBAL on YouTube now for more: http://bit.ly/1oJSRCN Get more Baltimore news: http://www.wbaltv.com Like us: http://facebook.com/wbaltv11 Follow us: https://twitter.com/wbaltv11 Instagram: https://www.instagram.com/wbaltv11/