NASCAR's Kyle Busch was short of breath, coughing up blood day before his death, 911 call reveals (opens in new tab)

NASCAR driver Kyle Busch experienced shortness of breath, felt he was overheating and was coughing up blood the day before his death, according to a 911 call obtained Friday by The Associated Press. Busch died Thursday at age 41. No cause of death has been given, though his family said earlier he had been hospitalized with a “severe illness” three days before he was to compete in the Coca-Cola 600 at Charlotte Motor Speedway.