Millions face extreme temperatures as heat dome covers US midwest and east

Heat advisories are in place from Texas to New York as major east coast cities under air quality alerts

Millions of Americans are bracing themselves for dangerous temperatures at the start of the working week as a heat dome blankets the midwest and eastern United States.

Heat advisories are in place in Kansas and Texas all the way to New York and South Carolina, as the area of high pressure that caused misery in the west last week slowly makes its way across the country.