January 29, 2014

Jenson Button talks to the media

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January 29, 2014

Jenson Button is wheeled back into the pits after a testing run

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January 29, 2014

Jenson Button navigates a chicane on a drying Jerez track

© Sutton Images

January 29, 2014

An aerial view of Jenson Button in the McLaren in the pit lane

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January 29, 2014

Jenson Button takes the McLaren through a drying track

© Sutton Images

January 29, 2014

Jenson Button giving feedback from the cockpit

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January 29, 2014

Jenson Button picks his way through puddles on the first day of testing

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January 29, 2014

Mclaren's MP4-29 out in the wet

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January 29, 2014

After missing the first day, Mclaren's MP4-29 heads out early on day two

© McLaren