Jimmie Johnson leads 17 laps , says he was confident in his car . He and the other nine drivers involved told reporters that they were checked at a medical tent on the Daytona infield and released . Danica Patrick becomes first woman to lead green - flag lap at the race . Dale Earnhardt Jr. was a runner - up for the third time in four years . Some fans injured in the crash were unable to attend race , official says .
Jimmie Johnson leads 17 laps , says he was confident in his car . Danica Patrick becomes first woman to lead green - flag lap at the race . Dale Earnhardt Jr. was a runner - up for the third time in four years . Some fans injured in the crash were unable to attend race , official says .