McLaren faced scrutiny heading into the Singapore Grand Prix weekend over its rear wing design, after rivals spotted something amiss from their onboard footage. Oscar Piastri put up a stern defence of Charles Leclerc when the Ferrari driver piled on the pressure in the final laps of the race, consistently staying within half a second of him at the DRS zone. The straight-line speed of the McLaren also played a role, but it subsequently emerged that the team was using a trick rear wing that activated a ‘Mini-DRS’ on the straights. The upper flap of Piastri’s rear wing pivoted upwards and opened …
