April 19, 2013

Stefano Domenicali in the paddock

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April 19, 2013

Valtteri Bottas and Williams team-mate Pastor Maldonado in the paddock

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April 19, 2013

McLaren mechanics work into the night on Sergio Perez's car

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April 19, 2013

Rodolfo Gonzalez on track in the Marussia

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April 19, 2013

Paul Hembery in the Friday press conference

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April 19, 2013

Jenson Button and Sergio Perez walk through the paddock

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April 19, 2013

Sergio Perez on track in the McLaren

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April 19, 2013

Toto Wolff and Ross Brawn in the Mercedes garage

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April 19, 2013

Mark Webber on track on the medium tyre

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April 19, 2013

Kimi Raikkonen enjoys a drink in the paddock

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April 19, 2013

Tyres in the paddock

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April 19, 2013

Daniel Ricciardo lays down some rubber in the pit lane

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April 19, 2013

Adrian Sutil hits his pit marks outside the Force India garage

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April 19, 2013

Romain Grosjean watches the timing screens in the Lotus garage

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April 19, 2013

Sebastian Vettel on track on medium compound tyres

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April 19, 2013

Felipe Massa leaves the pits

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April 19, 2013

Kimi Raikkonen at speed on the soft tyres

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April 19, 2013

Jenson Button attacks the track on medium tyres

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April 19, 2013

Mark Webber sits in the Red Bull garage

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April 19, 2013

Sebastian Vettel emerges through the heat haze

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