Heat wave

The East Coast of the U.S. is gripped by triple-digit heat.

A person cools off in spraying water from a fire hydrant in the Kensington neighborhood of Philadelphia, Tuesday, July 6, 2010. The East Coast broiled under an unforgiving sun Tuesday as the temperature soared above 100 degrees in several cities. (AP Photo/Matt Rourke)

A person cools off in spraying water from a fire hydrant in the Kensington neighborhood of Philadelphia, Tuesday, July 6, 2010. The East Coast broiled under an unforgiving sun Tuesday as the temperature soared above 100 degrees in several cities. (AP Photo/Matt Rourke)

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