McLaren CEO Zak Brown urges the FIA to investigate Red Bull Racing's alleged parc ferme rule violations to ensure fairness in Formula 1.

McLaren CEO Zak Brown has urged the FIA to undertake a full investigation into the allegations surrounding Red Bull's potential breach of parc ferme regulations

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McLaren CEO Zak Brown has called on the FIA to launch a “thorough investigation” into whether Red Bull did actually use its front bib adjuster under parc ferme conditions. Red Bull has found itself at the centre of intrigue over a device it has fitted under the heel support in its cockpit,

On Thursday, Red Bull confirmed it had “agreed a plan” with the FIA over the front bib on its RB20 car after technical discussions. The move comes at a critical point in the s

Lewis Hamilton has reacted to Red Bull’s controversial device that alters the height of its front bib ahead of the United States Grand Prix this weekend. Rival teams had grown concerned that Red Bull may be exploiting parc ferme rules by utilising a way to lift and lower the height of its T-tray between qualifying and race day.

Ferrari looked the class of the field in the sole practice session for the US Grand Prix on Friday, putting both of their cars at the top of the timesheets with just a couple of hundredths of a second between them.

McLaren's Zak Brown has said aspects of Red Bull's explanation of its bib ride height adjustment device "don't stack