Sao Paulo GP: Friday's action in pictures

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The opening day of running at Interlagos concluded with a dominant - and unexpected - performance by Mercedes and Lewis Hamilton. But in the opposing camp camp, Red Bull and Max Verstappen are waiting to pounce.

Check out our recap in pictures of Friday's action at the Sao Paulo GP at Interlagos, round 19 of the 2021 F1 World Championship.