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Nico Rosberg has admitted his feud with Lewis Hamilton in the 2016 Formula One season "went too far" as the pair battled for the Drivers' Championship - with the German stating that the pair had to sign legal documents to settle their differences before taking to the track.

Rosberg, now 36, fought tooth and nail with Hamilton for the title six years ago, winning the Drivers' Championship by a narrow five-point margin courtesy of a second-placed finish in the final race in Abu Dhabi. Had he been two seconds slower, he would have missed out on a World Championship.

And the German has detailed the "fight" he had with Hamilton throughout the campaign, with the Sky Sports F1 pundit believing the pair's rivarly was "too extreme". He said to Sky F1: "We made it extremely difficult.

"It went to the point that we had a code of conduct, a paper, what we