Brutal heat cancels Fourth of July events in DC and Philadelphia - BBC News

More than 165 million people are enduring dangerous heat and humidity, with temperatures expected to stay at 38C (100F) for several days.

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Watch the latest forecast as extreme heat hits the eastern United States

Extreme heat has disrupted Fourth of July celebrations across parts of the US, including the cancellation of a parade in Washington DC.

The Great American State Fair in the nation's capital - marking the country's 250th birthday - was also temporarily shut after multiple people were treated for heat-related illnesses.

More than 165 million people were sweltering on Friday under record temperatures along the US East Coast and Midwest, according to the US National Weather Service.