Button explains critical fuel fault

McLaren's Jenson Button explains the fuel problem that forced him to retire his car from second place on lap 33 of the Italian Grand Prix at Monza.

The 2009 world champion praises the consistency of his team, who have now won each of the last three races.

Button got a poor start from second on the grid losing a position to Ferrari's Felipe Massa but looked set to score heavily before his mechanical problem.

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