Spanish Grand Prix: Lewis Hamilton 'proud' of performance

McLaren driver Lewis Hamilton insists his performance at the Spanish Grand Prix proves he is not too aggressive with his tyres, after he only makes two pit stops to finish eighth.

Hamilton started from the back of the grid after he was penalised for not having enough fuel to return to the pits during qualifying, but says he "did not mind" because it reminded him of his earlier karting career.

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