Gentleman Doing News Today

Each individual area of time making sure their cars ready. >> what is that gentleman doing? >> is checking over the shocks right there. the shock specialist will make sure everything is running. reporter: on race day, how many pit stops do you want to make? >> a few times on the pit road. obviously if you get a flat tire -- therell be two stops today. reporter: do you think you want to have about -- how long are each of those pit stops? >> because you picked the car backwards on this racetrack. ...