Charles Leclerc headlined a twice red-flagged final Formula 1 practice session ahead of the British Grand Prix, as tiny margins among the frontrunners set the scene for a closely fought battle for pole.
Just 0.108s separated the top four as Leclerc dispatched the McLarens on his final flyer of the session, although Lewis Hamilton's final attempt to herald a five-way qualifying battle for pole was ended by a red flag for debris.
