NASCAR Driver Dale Earnhardt Jr.

Wrecking cars, fatherhood, and career ending concussions are tossed around when Dale Earnhardt Jr. stops in. He's here to talk about his new book, Racing to the Finish, and the groundbreaking treatments that helped him recover from life on the track.

- Hearing your child's voice for the first time -

- Dale's first time...on the track -

- Mike get's pulled over going 130MPH -

- Rolling a car on the track -

- New techniques developed to recover from brain injuries -