Report: Extreme climate events virtually certain to increase

A government report has a dire warning about climate change. But there’s also hope. More

We are now in the warmest period in modern civilization. That’s according to an extensive report -- authored by 13 federal agencies, experts and scientists -- that directly contradicts the Trump administration’s position on climate change. Hari Sreenivasan speaks with Radley Horton of Columbia University about the dire assessment of the state of the climate and its impact on the U.S.

AIR DATE 11/3/17