Kyle Busch died at the age of 41 after a decorated NASCAR career. Here's what we know about his cause of death.

What is Kyle Busch's cause of death? NASCAR legend passes at 41 - MSN

Kyle Busch died at the age of 41 and tributes poured in to honor the NASCAR legend.

Kyle Busch, NASCAR great and 2-time Cup Series champion, dies at 41 after illness Kyle Busch won a record 234 races across NASCAR's three top national series and was a two-time Cup Series champion.

Kyle Busch, NASCAR great and 2-time Cup Series champion, dies at 41 ...

Kyle Busch died after severe pneumonia progressed into sepsis, resulting in rapid and overwhelming complications, according to a statement released by his family.

NASCAR star Kyle Busch became unresponsive while testing a racing simulator in Concord, N.C., the day before his death and had to be hospitalized, sources told the Associated Press.

NASCAR champion Kyle Busch has died at the age of 41 following an illness and hospitalization. On May 21, Busch’s family announced his sudden passing in a joint statement with NASCAR and Richard ...

What We Know About Kyle Busch’s Cause of Death and ‘Severe Illness’

Kyle Busch, a two-time Cup Series champion who won more races than anyone across NASCAR’s three national series, has died at 41.

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