Coke Zero 400 – Practice

DAYTONA BEACH, FL – JULY 01: Dale Earnhardt Jr. drives the #88 National Guard/AMP Energy Chevrolet during practice for the NASCAR Sprint Cup Series Coke Zero 400 at Daytona International Speedway on July 1, 2010 in Daytona Beach, Florida. (Photo by Todd Warshaw/Getty Images for NASCAR)