Ducati's Marc Marquez won his fourth straight sprint of the season at the Qatar Grand Prix to retake the lead in the MotoGP riders' championship while his younger brother Alex of Gresini Racing took second place yet again on Saturday.

Marc Marquez has criticised suggestions that Alex Marquez is only in MotoGP because of his older, more successful brother. For the first time in their premier class careers this weekend at the Qatar MotoGP, Alex arrives as the championship leader.

MotoGP Qatar GP Qualifying is over, and we have to head to the Sprint race. Marc Marquez regained the top spot against his brother and championship leader, Alex Marquez. The biggest shock was Francesco Bagnaia finishing in P11.