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U.S. hotter than it's ever been, NOAA says

The National Oceanic and Atmospheric Administration on Tuesday released new data projecting that warmer temperatures are the new "normal" for the U.S. The country has warmed by nearly two degrees over the last 100 years. CBS News meteorologist and climate specialist Jeff Beradelli joins CBSN's Lana Zak to discuss what these rising temperatures mean.
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