At least 28 fans and one driver were injured after a multi-car crash at the Daytona speedway when car debris flew into the crowd near the end of the Nationwide NASCAR race.
Race officials said 14 fans were sent to nearby hospitals, with another 14 being treated at the Florida speedway, which will host the prestigious Daytona 500 race on Sunday.
Driver Michael Annett of the Richard Petty Motorsports team was being treated at the Halifax Health Medical Center in Daytona Beach and would be kept for observation, the team said in a statement.
More top news
Declan Donnelly will host the show alone when the show returns on March 31 following his partner Ant McPartlin's return to rehab, ITV says.
Police say they are reviewing 'malicious comments' on social media following the news of the death of two-year-old Kiara Moore.
There will be a new element of performance assessment before pay rises are awarded, writes Political Editor Robert Peston