PBS NewsHour

Much of U.S. Broils Under Extraordinarily Massive 'Heat...

  • Posted: 5/2/2014
    • Length: 03:38
    • Plays: ???
Synopsis >

Nearly 200 million Americans spent Wednesday under some form of warning about the relentless, stifling combination of extreme heat and humidity, which formed a so-called 'heat dome' over a vast region. Jeffrey Brown reports.

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