Busch celebrates birthday with win at Kansas Speedway

Brad Keselowski crosses the start/finish line as he heads down a straightaway during a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)

A limited amount of fans watch the start of a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)

Kyle Busch celebrates in Victory Lane after winning a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)

Kyle Busch's 18 car and others are parked along pit road before the start of a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)

A race official looks on as Matt DiBenedetto makes a stop on pit road during a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)

Cole Custer (41) and Ryan Newman (6) head toward turn one during a NASCAR Cup Series auto race at Kansas Speedway in Kansas City, Kan., Sunday, May 2, 2021. (AP Photo/Colin E. Braley)