Daytona man had surgery after suffering leg gash but is `` doing fine , '' brother says . The multicar crash happens at the end of a Nationwide Series race in Texas speedway . Debris , including an engine , ends up airborne -- some reaching the stands ' second level . 12 patients are at two hospital , one of them in critical but stable condition , official says .
Texas man had surgery after suffering leg gash but is `` doing fine , '' brother says . The multicar crash happens at the end of a Nationwide Series race in Daytona speedway . Debris , including an engine , ends up airborne -- some reaching the stands ' second level . 12 patients are at one hospital , two of them in critical but stable condition , official says .