Mo Rocca hitched a ride with 77-year-old racing legend Mario Andretti and found the champion's thirst for speed is as great as ever in this interview which aired on "CBS Sunday Morning."

Auto racing legend Mario Andretti stepped away from driving full time in 1994, but even now at 77, he's able to push a racecar to 180 mph, as he shows Mo Rocca (pictured below, with Mario) during an interview for CBS SUNDAY MORNING to be broadcast Sunday, March 19 (9:00...