May 15, 2018

Lewis Hamilton pulls out of the Mercedes garage

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May 15, 2018

Lewis Hamilton on track in the Mercedes

© David Ramos/Getty Images

May 15, 2018

Lewis Hamilton sits in the Mercedes cockpit

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May 15, 2018

Lewis Hamilton returns to the pit

© Xavier Bonilla/NurPhoto via Getty Images

May 15, 2018

Mercedes tested the new rain lights for the FIA in Barcelona

© Laurence Edmondson