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PBS News Hour
Millions face record-breaking temperatures amid heat wave
Tens of millions of Americans are baking in a dangerous heat wave. The powerful heat dome is forecast to keep temperatures well above normal across much of the country through the weekend. Across the globe, hundreds died in Saudi Arabia where temperatures reached 125 degrees Fahrenheit in Mecca. Geoff Bennett discussed more with Jeff Goodell, author of "The Heat Will Kill You First."
