The world of motorsport has paid tribute to Niki Lauda following the news of his death on Monday night.
The three-time world champion was an inspirational figure in the sport and had ties with a large number of teams and drivers.
He won two titles with Ferrari in 1975 and 1977 before returning from retirement to win a third with McLaren in 1984. He went on to become chairman of the Mercedes Formula One team, and his business partner and close friend Toto Wolff was among those who paid tribute to Lauda on Tuesday morning
Toto Wolff, Mercedes team principal
"First of all, on behalf of the team and all at Mercedes, I wish to send our deepest condolences to Birgit, Niki's children, his family and close friends.