Marc Marquez extended his lead of the MotoGP championship after winning the Aragon Grand Prix from pole position on Sunday.
Simon Pagenaud gave Roger Penske an IndyCar championship to help celebrate the 50th anniversary of one of the most storied organization in motorsports.
Team Penske was on the verge of closing out a dominating romp through the IndyCar season with a new champion in Simon Pagenaud and a stranglehold on the top of the series standings.
Formula One teams have welcomed the commercial takeover of the sport by American company Liberty Media and the prospects of improving the product on and off the track, while cautioning that such changes won't come any time soon.
Red Bull's Max Verstappen and Daniel Ricciardo set the fastest times and Nico Rosberg crashed out of an eventful Singapore Grand Prix first practice session Friday.
Formula One's takeover this week by the Liberty Media opens a new frontier for auto racing's top flight in the United States, where it has struggled to gain a foothold.
Formula One entered a new era on Wednesday as US billionaire John Malone's Liberty Media agreed a takeover that values the motorsport at $8 billion and raises questions over the role of its colourful, long-time mastermind, Bernie Ecclestone.
Felipe Massa has announced he will retire from Formula One at the end of this season.
If Max Verstappen attempts any more jostling with the Ferrari cars this weekend, he's going to get a rough reception from the crowd at the Italian Grand Prix.
He's very fast, very young and very confident. He races on the limit, upsets other drivers and cares little when he does. He's also great for Formula One.