Photo: Tempers flared after the race between Kurt Busch and Ryan Newman's crew.

NASCAR fined Kurt Busch $50,000 and placed on probation until July 25 for driving recklessly on pit road during the Sprint Cup Series race Saturday night at Darlington Raceway and for hitting Ryan Newman's car on pit road following the event.

NASCAR also handed out penalties to three crew members who were involved in a shoving match sparked by Busch's actions following the Bojangles Southern 500. (More)