Scorching pavement: Extreme heat is making surface contact burns commonplace in the Southwest

Since the beginning of June, 50 people have been hospitalized with such burns, and four have died at Valleywise Health Medical Center in Phoenix.

Ron Falk lost his right leg, had extensive skin grafting on the left one and is still recovering a year after collapsing on the searing asphalt outside a Phoenix convenience store where he stopped for a cold soda during a heat wave.