Persistent heat and resulting storms in the eastern half of the country are being blamed for at least eight deaths from the Plains to the East Coast.
Detroit officials intentionally cut power to city hall and a convention center Thursday to prevent the municipal power system from crashing from high demand.
An approaching cold front triggered evening thunderstorms and thousands of people lost power.
Some Northeastern schools canceled classes or closed early for a second day yesterday so students would not have to suffer with no air conditioning. Cooling centers opened in several cities as a refuge for those without air conditioning.
In New Jersey, records of 102 degrees were recorded at the Newark and Atlantic City airports.
The temperature also reached 102 degrees at Ronald Reagan National Airport near Washington, matching a record set in 1874.
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