Fact-checking Trump’s tweet about cold weather and climate
As much of the country braces during the cold snap, President Trump weighed in on Twitter, seeming to dismiss yet again the effects of climate change and conflate the the latest weather with the broader issues around climate. What are the differences? What are the facts? John Yang learns more from Michael Oppenheimer of Princeton University.
Aired: 12/29/17Video has closed captioning.
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