NASCAR champion Kyle Busch has died at 41 after being hospitalized with a severe illness. - Two-time Cup Series champion (2015, 2019) - Record 234 national series wins (63 Cup, 102 Xfinity, 69 Trucks) - Known as 'Rowdy' for his fierce competitiveness and polarizing personality - Survived by wife Samantha and children Brexton and Lennix The racing world mourns the loss of a generational talent who left an indelible mark on the sport.