Former FIA man Laurent Mekies says while there are “many things you cannot trust” in an F1 car, Formula 1 can trust the FIA to make sure the rules aren’t being broken. Red Bull made headlines as Formula 1 returned to action at the United States Grand Prix,

The FIA has responded immediately after suspicions arose of a car ride-height adjustment trick being utilised by Red Bull. F1 cars are placed in parc ferme between qualifying on Saturday and the race on Sunday, where changes to the aerodynamic configuration of the cars are not allowed in the regulations, aside from the front wing.

Formula One champions Red Bull have made changes to their car after discussions with the governing FIA, the team said at the U.S. Grand Prix on Thursday following concern from rivals.