Article Photos: Daytona International unveils plans for upgrade 1/2

FILE - In this Feb. 14, 2010, file photo, drivers take the green flag for the start of the NASCAR Daytona 500 auto race at Daytona International Speedway in Daytona Beach, Fla. Daytona International Speedway president Joie Chitwood announced, on Tuesday, Jan. 22, 2013, a proposed multi-year redevelopment of the historic racetrack.  The plan includes five new modern entrances, a second pedestrian bridge for easier access to the track and an expanded grandstand area with thousands of more seats.  (AP Photo/David Graham, File)