
INDIANAPOLIS - The Indianapolis Motor Speedway has kicked off its 100th birthday celebration with the closest Indy 500 starting field in history, the largest crowd in recent memory and a vibe reminiscent of the race's heyday.
Even NASCAR's "King" Richard Petty will be trackside today as Jim Nabors sings "Back Home Again in Indiana" -- to wrap up a traditional pre-race show unlike anything in sports.
Sure, the Penske and Ganassi and Andretti Green teams are odds-on favorites to win today's Indianapolis 500. But with the reunification of the two open-wheel series last year, the grid boasts a legitimate 13-14 contenders and has finally put to rest the notion that Indy has lost its competitive edge.
Former Champ Car champion Paul Tracy, 38, sustained a compression fracture to his first lumbar vertebrae when he 
























