BBC Sport - Formula 1: Massa, Vettel, Alonso and Button on British Grand Prix tyre problems

Drivers demand tyre safety action

Formula 1 drivers including Felipe Massa and Jenson Button call for action to prevent a repeat of the high-speed tyre blowouts that affected the British Grand Prix.

Button told BBC Sport things must change after four major tyre failures caused safety concerns during Sunday's race at Silverstone.

In an action-packed race, Mercedes' Nico Rosberg held off Red Bull's Mark Webber to win.Available to UK users only.

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