How U.S. plans to combat the 'silent killer' of rising heat

2021 had one of the hottest summers on record, with July being the hottest single month recorded. Extreme heat is expected to worsen with climate change. The Biden administration announced a plan Monday that would develop new workplace standards for Americans who work outdoors, prioritizing heat-related inspections. William Brangham and Gina McCarthy, White House national climate adviser, discuss.