Heat dome poses health risks for vulnerable groups

Scorching heat dome and wildfire smoke in U.S. poses health risks for vulnerable groups More

For much of the country Wednesday, spending time outside came with a cost. A smoky haze darkened skies from Minneapolis to Detroit and beyond. And searing heat, blamed for 13 deaths in Texas, spread to neighboring states. John Yang reports on a day of extreme conditions.

AIR DATE 6/28/23