Glock signs BMW deal for 2007

(GMM) Timo Glock has now signed to become a 'fourth' driver for the BMW-Sauber team in 2007, we can reveal.

The GP2 driver, who tested for the Hinwil based squad this winter, will take up a test role alongside 'Friday' and reserve driver Sebastian Vettel.

German Glock, 24, tested and raced for Jordan in 2004 and subsequently in the Champ Car series.