Extreme heat scorches Southwest

NEW YORK, NY - JUNE 25:  People sit in the heat in Manhattan's High Line Park on June 25, 2013 in New York City. A heat advisory is in effect in the city as temperatures reached into the 90's in the city for a second day.  (Photo by Mario Tama/Getty Images)

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    Extreme heat scorches Southwest

Triple digit temperatures are scorching the Southwest. CNN's Casey Wian reports.