March 16, 2012

Red Bull's Rob Marshall observes the Mercedes W03 during pit stop drills

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March 16, 2012

A concerned Sebastian Vettel in the Red Bull garage

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March 16, 2012

Jenson Button passes Sebastian Vettel on the outside of turn 10

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March 16, 2012

The rear detail on Mark Webber's RB8

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March 16, 2012

Mark Webber follows Kamui Kobayashi through the opening corners of the lap

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