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Republican presidential candidates stand on stage and listen to a prayer before a Republican presidential primary debate hosted by FOX News Channel Wednesday, Aug. 23, 2023, in Milwaukee.
A former president Donald Trump supporter stands near the Fiserv Forum as set up continues for the upcoming Republican presidential debate Tuesday, Aug. 22, 2023, in Milwaukee. (AP Photo/Morry Gash)
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Tens of millions of Americans have been living under extreme heat warnings or advisories during the last few weeks including Phoenix. A new study finds climate change is making heatwaves more common.
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