Kimi Raikkonen: Former world champion to retire from Formula 1

Alfa Romeo's Kimi Raikkonen won the world title with Ferrari in 2007

Former world champion Kimi Raikkonen has announced that he will retire from Formula 1 at the end of the season.

"This is it. This will be my last season in Formula One. This is a decision I did during last winter," he said on Instagram.

"Formula 1 might come to an end for me but there is a lot more in life that I want to experience and enjoy."

Raikkonen began his career in 2001 and has started 341 Formula 1 grands prix - more than any other driver.

He has won 21 races and finished on the podium more than 100 times.

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