Construction workers gather together in the shade on July 11, in Austin, Texas. Record-breaking temperatures continue soaring as prolonged heatwaves sweep across the country's southwest.
Mandatory Credit:	Brandon Bell/Getty Images

Construction workers gather together in the shade on July 11, in Austin, Texas. Record-breaking temperatures continue soaring as prolonged heatwaves sweep across the country's southwest.
Mandatory Credit: Brandon Bell/Getty Images

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Heat can kill on the job, and these workers are dying

A record heat wave stretching from California to Florida has caused dozens of deaths, filled some hospitals to pandemic levels and prompted government warnings about avoiding extended exposure to heat. But the federal agency charged with protecting you on the job can do little or nothing if your boss orders you to work outside in the searing summer sun.