Ryan Blaney earned a chance to defend his NASCAR championship with a victory Sunday at Martinsville Speedway that pushed the Team Penske driver into the winner-take-all season finale.

Until last year, the winner of the championship race was one of the four drivers eligible for the NASCAR Cup Series title. Last year, Ross Chastain won the season finale while not one of the Championship 4 as Ryan Blaney finished second on his way to the championship on the 1-mile Phoenix oval.

A look at the winners and losers after a wild day at Martinsville Speedway. Ryan Blaney — He did it again. Blaney won last year’s Martinsville playoff race to secure his spot in the Championship 4 and won the Cup title a weekend later.