January 28, 2014

Lewis Hamilton heads out in the morning sun

© Sutton Images

January 28, 2014

Nico Rosberg and Lewis Hamilton unveil the Mercedes W05

© Sutton Images

January 28, 2014

Mercedes executive director Toto Wolff on the pit wall

© Sutton Images

January 28, 2014

Jean-Eric Vergne at the launch of the Toro Rosso STR9

© Sutton Images

January 28, 2014

Red Bull team principal Christian Horner on the pit wall

© Getty Images

January 28, 2014

Reigning world champion Sebastian Vettel faces the media

© Sutton Images

January 28, 2014

Marcus Ericsson takes a corner in the Caterham CT05

© Getty Images

January 28, 2014

Sebastian Vettel behind the wheel of the RB10

© Sutton Images

January 28, 2014

Marcus Ericsson behind the wheel of the Caterham

© Sutton Images

January 28, 2014

Reigning world champion Sebastian Vettel behind the wheel of the RB10

© Sutton Images

January 28, 2014

A close up of the Caterham nose

© Getty Images

January 28, 2014

Esteban Gutierrez during his first run out in the Sauber

© Getty Images

January 28, 2014

Lewis Hamilton putting the W05 through its paces

© Getty Images

January 28, 2014

Marcus Ericsson waits to begin testing in the Caterham CT05

© Getty Images

January 28, 2014

Marcus Ericsson finally gets behind the wheel after a delayed Caterham CT05 launch

© Caterham

January 28, 2014

Daniel Ricciardo shares a joke with new team-mate Sebastian Vettel

© Getty Images

January 28, 2014

A side on view of Jean-Eric Vergne putting the STR9 through its paces

© Sutton Images

January 28, 2014

Lewis Hamilton behind the wheel of the W05

© Getty Images

January 28, 2014

A close up view of the Sauber C22 in the Jerez pit lane

© Getty Images

January 28, 2014

Kimi Raikkonen getting a feel for the Ferrari F14T on the opening day of testing

© Getty Images