Aprilia’s Portugal MotoGP domination was Ducati’s biggest warning yet Marco Bezzecchi turned around a fairly average performance in the sprint to utterly dominate the main race at the MotoGP Portuguese Grand Prix. On a weekend in which Ducati looked set to claim a double with Alex Marquez, Aprilia’s steep step forward on Sunday was a major warning for MotoGP’s dominant brand that success is getting harder to hold onto…