Shane van Gisbergen has led home team-mate Jamie Whincup to win Supercars' first night race in Australia since 1997.
DJR Team Penske's Scott McLaughln has completed a sweep of the Phillip Island 500, to extend his lead in the 2018 Supercars Championship.
Sebastian Vettel has won back-to-back races to kickstart the 2018 season following a botched pit stop that saw Kimi Räikkönen drive over one of his mechanics.
Renault development driver Artem Markelov has taken victory in the first Sprint Race of the 2018 Formula 2 Championship.
Reigning IndyCar Series champion Josef Newgarden has won the 2018 Pheonix Grand Prix after a late charge home from fourth in the last seven laps.
Carlin's Lando Norris has taken his first Formula 2 race victory in the season-opening feature race around the Bahrain International Circuit.
A late-race tangle between championship contenders Scott McLaughlin and Shane van Gisbergan has allowed Fabian Coulthard to take victory at Sydney Motorsport Park.
Lucas di Grassi has been crowned as the 2016-17 Formula E champion following the second race of the Montreal ePrix.
Sam Bird has won back-to-back races in the New York City ePrix with an emphatic victory on Sunday.
Lewis Hamilton has won the fifth British Grand Prix of his career to equal Jim Clark and Alain Prost's record.