On a Tuesday morning in Concord, North Carolina, emergency responders were called to a training facility where Kyle Busch, the two‑time NASCAR Cup Series champion, was found gasping and coughing up blood.
Witnesses said the driver had been using a Chevrolet racing simulator when he suddenly became unresponsive, prompting staff to call 911.
He was rushed to a nearby hospital in the Charlotte area, but despite medical efforts he was pronounced dead.
A sudden collapse
The incident occurred just days after Busch had sought medical help during a weekend event at Watkins Glen, New York, where he was dealing with a severe sinus infection that had left him struggling to breathe.
Tributes flooded social media as fellow drivers, team owners and fans mourned the loss of a driver known for his aggressive style and record‑breaking wins.
Richard Childress Racing, the team for which Busch had raced for many years, released a statement honoring his legacy and the impact he had on the sport.
Authorities have not yet confirmed the precise medical cause of death, leaving many to wonder whether the underlying illness or another factor played a decisive role.
The racing community continues to grapple with the shock, with upcoming events expected to feature moments of silence and dedicated races in his memory.