Race cars careening around yet another turn seem common-place today, but the sport had to maneuver around some daunting roadblocks just to get to the start-finish line and faces more in the future.In Around the Turn, NASCAR historian Bill Lazarus documents NASCAR's greatest triumphs, and some of its more bizarre moments ...*The first unofficial race, where six hardy drivers dodged snowballs and hypothermia.*The arrival of media savvy drivers...