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Story summary
- Texas barred cities and counties from adopting local heat-protection rules for outdoor workers.
- Mail carrier Danny Rodriguez closed his van in Dallas as temperatures rose to 98 °F.
- A mail carrier died from hyperthermia three years earlier on the same Dallas route.
- Republicans in Congress introduced legislation to block the Labor Department from adopting Biden-era heat-safety proposals.
- U.S. President Donald Trump's administration seeks to roll back those proposals.
