Strong storms knocked out power this week to customers from Oklahoma to Connecticut. As they waited on Sunday for the lights to come back on, the forecast called for more severe weather.

Record-setting heat is suspected in 22 deaths from the Deep South to the Midwest to the East Coast, authorities said, with the temperature highs also suppressing some Fourth of July celebrations.

Record-breaking heat could grip much of the U.S. this July 4 weekend, with storms also threatening some celebrations.

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Due to high temperatures, some cities are delaying, modifiying or all together canceling parts of the celebration, including in Washington, DC.