Road Debris on the Rise in Houston

A Texas DOT employee shows off an example of road debris

Texas picks up over a billion pieces of 'road debris' annually. And while it's not just tires (sofas, mattresses, chairs and ladders have been retrieved from roadways) this summer's blistering heat has caused increased numbers of what workers call 'alligators' -- pieces of truck tire that come off when the rubber hits the hot road.

You can listen to the story over at KUHF.