High tyre degradation at the Formula 1 Barcelona Grand Prix will create small differences between the three compounds and considerable strategic variation during Sunday's race, according to pole winner George Russell.<br>Friday's long runs over FP2 demonstrated that the medium compound was dropping off at around three tenths per lap across the opening 10-12 laps of a stint, before dropping off ...<a class='more' href='https://www.autosport.com/f1/news/at-least-a-two-stop-george-russell-and-lewis-hamilton-expect-barcelona-gp-to-be-hard-on-tyres/10830018/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-ALL&utm_term=News&utm_content=uk'>Keep reading</a>