Nico Rosberg has announced his immediate retirement from Formula One just five days after winning the world title.
He said: "When I won the in Suzuka, from the moment when the destiny of the title was in my own hands, the big pressure started and I began to think about ending my racing career if I became world champion.
"I took my decision on Monday evening. After reflecting for a day, the first people I told were Vivian and Georg (Nolte, from Nico’s management team), followed by Toto (Wolff, Mercedes chief).