Crude Oil Catastrophes Part 2: 'A Perfect Storm'

In 2013, a train carrying crude oil derailed and exploded in Lac-Mégantic, Quebec. The dangers of oil trains are part of the controversy around Enbridge Line 5 – a pipeline running through the Straits of Mackinac in Michigan. In part two of this series, we look at the risks of transporting crude oil by pipe and by rail.