Dale Earnhardt Jr. and co-host Mike Davis are live from the Daytona 500 at the Chevy Experience, joined by 7-time NASCAR Champion Jimmie Johnson and Hendrick Motorsports VP of Competition Chad Knaus. Jimmie chats about what it's like being back in NASCAR, how nervous he was qualifying and more. Jimmie and Chad also discuss Garage 56 and the car that's being built that will run at Le Mans.