Daniel Ricciardo is confident Red Bull will be able to challenge Mercedes and Ferrari during the 2018 Formula 1 season.
Formula 1 will no longer use walk-on grid girls, the sport's organisers have announced.
Fernando Alonso is to take part in the Le Mans 24 Hours race as part of a deal that will see him contest the World Endurance Championship for Toyota.
Robert Kubica is returning to Formula 1 after being confirmed as Williams' reserve and development driver for 2018.
Sergey Sirotkin has been named as Williams' second driver for the 2018 Formula 1 season.