 Across the country, workers suffer heat stroke or even die just doing their job. Once implemented, administration officials say the rule would cover over 36 million workers at farms, construction sites, postal routes and manufacturing plants. Fox's Jared Halpern at the White House. This is much of California's readying for a dangerous heat wave with Governor Gavin Newsom ordering the preparation of cooling centers, heat advisories in effect, for much of the state through next Tuesday. The National Weather Service calls that concerning.