The wheel of the new Renault F30 is pictured during its presentation at the Ricardo Tormo racetrake in Cheste, near Valencia, Spain.
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Jenson Button of Great Britain and McLaren is seen outside his team garage.
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Jaime Alguersuari of Spain and Scuderia Toro Rosso prepares to drive the new STR5 for the first time.
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Rubens Barrichello of Brazil and Williams prepares to drive.
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Detail of an armco barrier.
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Lewis Hamilton of Great Britain and McLaren faces questions from the media in the paddock.
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Lewis Hamilton at the wheel of the new McLaren MP4-25.
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A Bridgestone tire engineer shaves and cleans a used tire.
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Michael Schumacher of Germany and Mercedes prepares to drive.
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The pit board for Pedro de la Rosa of Spain and BMW Sauber.
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Sebastien Buemi gestures during the presentation of the new Toro Rosso STR5 before the first Formula One test.
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Jaime Alguersuari of Spain and Scuderia Toro Rosso prepares to drive the new STR5 for the first time.
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Pedro de la Rosa.
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Jaime Alguersuari drives the new STR5 for the first time.
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Felipe Massa of Brazil and Ferrari in action.
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Felipe Massa drives during testing.
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The nose of the new Sauber C29 during the car's unveiling.
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Lewis Hamilton during his first test of the McLaren MP4-25.
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Robert Kubica (L) and Vitaly Petrov pose during the presentation of the new Renault F30.
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Sebastien Buemi leans on a pit wall during testing.
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Michael Schumacher watches track action during testing.
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Robert Kubica of Renault.
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Scuderia Toro Rosso's STR5 in the garage.
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Nico Hulkenburg of Germany and Williams.
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Pedro de la Rosa is pushed back to his garage at the conclusion of testing.
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