Are Michigan’s pristine lakes at risk from aging pipelines?

Aired: 7/8/2015 | 0:08:03 | Clip
In Michigan, two aging pipelines carry 20 million gallons of crude oil and natural gas a day under some of the most pristine water in the country, the Great Lakes Straits of Mackinac. An oil spill would be devastating to the Great Lakes, which provide drinking water to 30 million people. Special correspondent Elizabeth Brackett reports on the debate on how to prevent such a disaster.