The championship fight between Red Bull and McLaren is intensifying by the week, with the United States Grand Prix offering the latest instalment of their season-long fight. Upgrades from both teams saw them much closer in pace than they have been at stages over the last few months. Max Verstappen’s Friday pole position set him up to maximise the weekend’s results, scraping a third place late in Sunday’s race after a penalty for Lando Norris. Interestingly, neither team were quickest in Austin, which says a lot about where the remaining five races of the season could go. David Croft says Red B…