Page last updated at 09:31 GMT, Thursday, 4 February 2010
We still have issues with the Mercedes car - Ross Brawn
Cannot play media. Sorry, this media is not available in your territory.
Mercedes GP team principal Ross Brawn admits the team still have plenty of work to do following testing in Spain which saw rivals Ferrari post faster times on the Valencia track.
Bookmark with:
What are these?
E-mail this to a friend