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.

Formula 1’s governing body says McLaren’s rear wing complies with the rules after rivals Red Bull raised questions about its legality.