Everything We Know About Saturday's Horrific NASCAR Crash At Daytona

Yesterday's opening NASCAR Nationwide Cup race at the Daytona International Speedway ended with one of the most terrible crashes in recent motorsports history when debris from one of the race cars flew into the stands and injured dozens of fans. Here's everything we know as of this morning.  » 2/24/13 8:57am 2/24/13 8:57am