Formula One leaders McLaren have modified the rear wings on their cars at the Singapore Grand Prix after talks with the governing FIA following concern from rival teams. The British-based team went top of the standings in Azerbaijan last weekend but drew scrutiny of how the rear wing functioned at speed,

The FIA intervenes following intense scrutiny of McLaren's controversial rear wing design, which rival teams claim breaches aerodynamic regulations.

McLaren has been informed by the FIA that the ‘mini DRS’ rear wing it has been running recently will not in future be considered acceptable. Yet the governing body accepts that the wing met the technical regulations as written.