How weather driven by climate change helped fuel the Southern California fires
Al Roker talks to climate scientist Alexander Gershunov about the conditions that made the L.A. wildfires so devastating.
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US weather: America 'split down the middle' as 'freakish' weather swings trigger deadly ice storm and record heat
Ferocious cold gripping more than 20 states as record heat bakes the rest of the country will leave America split down the ...