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Lewis Hamilton has just three races remaining to avoid the first winless season of his illustrious Formula One career.
Kevin Magnussen will make a surprise return to Formula One this season with the same team that fired him a year ago.
Russian driver Nikita Mazepin has been dropped by Haas F1 despite the FIA ruling he could compete under a neutral flag.
Tony Kanaan will make his IndyCar season debut this weekend at Texas Motor Speedway, where the series will race a doubleheader.