A massive dust storm blanketing a major american city, phoenix. And clayton sandell has the latest on that. Reporter: Today, a wall of dust came stalking the phoenix area.
Ra giant brown cloud knocking out electricity to thousands, delays flights at the airports and creates chaos. People caught in the blast, covering their mouths and noses. It's known as a haboob, a freak desert dust storm.
It happens almost every summer in the southwest. Killing five people a year. A very, very dry dust and hits with the wind and it just gets pushed.