sponsors

Karun Chandhok has admitted that his F1 future could depend on persuading sponsors to back him rather than Force India.

Virgin Racing's backers have been drawn from a wide variety of industries.

With a number of significant Formula 1 sponsors already well known to be feeling the economic pinch in the wake of the current global credit crunch, it has now been suggested that Toyota title backer Panasonic and Williams' investor Philips could be set to either reduce or scrap their support too

Bernie Ecclestone has enthusiastically praised the venue for this weekend's Singapore Grand Prix - the first race in Formula 1's 58-year history to be run after dark and under spotlights - as being 'without doubt the best in the world'.

The recently-renamed Spyker MF1 Racing team has secured its first new sponsors, following confirmation that it will introduce Zecco.com and Eccky.com at the next round of the world championship, in Shanghai next weekend.

The US Army National Guard has announced it will be the primary advertiser on the Roush Racing #16 National Guard/Subway Ford Taurus Team and for rising star Greg Biffle in the NASCAR Nextel Cup Series, with Subway Restaurants as co-primary sponsor.