Red Bull have formally requested the stewards to review their decision in relation to the collision between Lewis Hamilton and Max Verstappen on the first lap of the British Grand Prix. -

In the round-up: Handicap-free tyre choice a strength of sprint qualifying format - Brawn ? McLaren wary of bogey tracks ? 50,000 fans at Igora Drive ? Hamilton and Verstappen should talk - Button -

Tesla maintenance costs are low for the industry and very low for luxury models.Tesla offers a factory warranty for all models and an extended service agreement for Model S and Model X.Extended car warranties or prepaid maintenance plans can help... -

Does the model 2022 car presented by F1 accurately represent what next year\'s designs will look like" We asked a technical director. -