Lewis Hamilton on increasing diversity in Formula One racing

Formula One racing roared into Austin, Texas, this weekend. One fan, Vladimir Ayala, described its appeal: "It's the rush of adrenaline. It is the pumping in your heart. You're like, yes!" 

Formula One dates back to 1950. It's equal parts speed, triumph and danger, up to 230 miles an hour, usually on tracks like the Circuit of the Americas in Austin, where later today they'll race 56 laps. 

Correspondent Kristine Johnson asked British driver Lewis Hamilton, "What is the draw?"