Why this secret shipping route may open soon

Arctic sea lanes might be ice-free in the summertime by 2035, according to scientists. That could mean faster global shipping times, and Russia and China are already taking the lead on their side of the frozen North. So why aren't the U.S. and Canada doing more? Watch the video above to find out more about the opportunities and perils of increased Arctic shipping in what could be the world's next big economic zone.