It is so hot in Maricopa County, Arizona, that people are being brought into the emergency room with significant, sometimes life-threatening burns. For the past three or four weeks of this record heatwave, people have been burned just by falling on the ground. Construction workers gather together in the shade on July 11, 2023 in Austin, Texas. Record-breaking temperatures continue soaring as prolonged heatwaves sweep across the country's southwest. Heat can kill on the job, and these workers are dying “Summers are our busy season, so we anticipate that this sort of thing is going to happen. But this is...