Kyle Busch's last tweet is enough to break your heart. His final post was to son, Brexton.

Kyle Busch’s final NASCAR victory turned out to be the last chapter of a story nobody thought was ending.

Kyle Busch, who won more races than anyone across NASCAR's three national series, has died at 41. A joint statement from the Busch Family, Richard Childress Racing and NASCAR said…

Busch won more races than anyone across NASCAR’s three national series.

Kyle Busch has died after he was hospitalized with an illness.