As Jenson Button resumed his winning habit in Formula 1 in Bahrain, two defending champions made up for poor starts to the season in the wider motorsport world.
Scott Dixon calmed his nerves with a Kansas IndyCar win, and Fabrizio Giovanardi led a Vauxhall one-two-three at Thruxton just days after the team announced its imminent departure from the British Touring Car Championship.
No slump for Sebastien Loeb, who made it five out of five in the 2009 World Rally Championship by clinching a fifth straight win in Argentina, but a possible shake-up on the horizon in MotoGP after Jorge Lorenzo announced his title credentials with victory at Motegi.
The weekend also saw the first champions of 2009 crowned as the flyaway F1 support series ended. Kamui Kobayashi grabbed GP2 Asia title glory, while Gianni Morbidelli beat his fellow veterans to the second Speedcar crown.
But the most dramatic events of the weekend came in NASCAR, as Brad Keselowski took his maiden win by pushing Carl Edwards into a massive accident at the end of a typically destructive Talladega event.
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