Why the Midwests deep freeze may be a consequence of climate change

More than a quarter of the U. S. population is expected to deal with subzero temperatures this week. The extreme cold has sparked some public skepticism over global warming, but scientists actually believe it is a consequence of climate change. Amna Nawaz talks to Dr. Jennifer Francis of the Woods Hole Research Center for an explanation of this counterintuitive weather relationship. Stream your PBS favorites with the PBS app: Find more from PBS NewsHour at Subscribe to our YouTube channel: Follow us: Facebook: Twitter: Instagram: Snapchat: pbsnews Subscribe: PBS NewsHour podcasts: Newsletters: