Millions of Americans from Texas to Florida told to brace for deadly heat wave

A deadly heat wave hitting Florida and Texas could shatter more than 90 high temperature records.

  • The news comes amid fears two-thirds of the US could suffer blackouts this summer.
  • Texas has been battling extreme heat for more than two weeks with daily high temperatures above 110 degrees.
  • The National Weather Service has issued a heat advisory and excessive heat warning to several states across the South.

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