60 Minutes: Risky Infrastructure

On Sunday, November 21, 2014, 60 Minutes aired a piece titled "Risky infrastructure".  You can check out the video here:  http://www.cbsnews.com/videos/60-minutes-investigates-risky-infrastructure

From 60 Minutes:  Bridges, roads, rails and runways are crumbling under our feet. Seven years ago, 13 people died in the dramatic collapse of the I-35W bridge in Minneapolis. Steve Kroft traveled to Pittsburgh to meet with engineers and the former Transportation Secretary Ray LaHood. Kroft joins "CBS This Morning" to show a preview of his piece airing Sunday.