Millions of Americans affected by heat dome
Posted: Jul 1, 2013 12:40 AM EST | Updated: Nov 6, 2014 3:38 AM EST
Millions of Americans are into day three under the heat dome. It's one of the worst heat waves in recorded history.
At least one person is dead in Las Vegas as a result of the heat dome. Dozens have been hospitalized with heat-related illness.
