Having struggled to click with the Miami circuit all weekend, George Russell said he made “big changes” to his Mercedes Formula 1 car's differential and brake bias as used by Kimi Antonelli, which “made a bigger impact than I thought”.<br>The British driver was a step behind team-mate Antonelli for the majority of the Miami GP weekend, as the Italian powered to a third straight victory ...<a class='more' href='https://www.motorsport.com/f1/news/george-russell-trying-kimi-antonellis-mercedes-f1-car-changes-made-a-bigger-impact-than-i-thought/10818159/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>