Red Bull Racing and Williams kicked off this week's test at Jerez in Spain, a day before the rest of the teams (minus Ferrari and Toyota) are due to join in.

Two teams in action at Jerez

Portugal hopes to attract back F1

Ferrari's Felipe Massa set the pace on the final day of testing at Sakhir.

Felipe Massa ended the final day of testing in Bahrain this winter on top of the timesheets on a productive day for all four drivers from Ferrari and Toyota.

Ferrari and Toyota conclude Bahrain test

Portugal is hoping a new track in the holiday hotspot will entice F1 back to the country.

Bahrain officials have said they are happy to consider running a night race, if it becomes necessary to do so and that it can deliver clear benefits.

Timo Glock reckons improved TF108 pace may be masked by rivals' relative progress.

Another Williams livery for Jerez

Mark Webber says he has been "very encouraged" by the new RB4's reliability in pre-season testing and is confident the team will start 2008 with a less fragile package.

FIA president vows to rid F1 of racism as he reveals separate Hamilton abuse incident.

Ecclestone heads to Russia

FIA president Max Mosley says the racist abuse aimed at Lewis Hamilton during testing in Spain was not the first to be witnessed since he joined F1, adding that there were racist events at last year's Chinese Grand Prix.

Jarno Trulli completed a successful race simulation at Bahrain on Sunday and showed some better pace at the wheel of his Toyota, but the Italian has still demanded more improvement from the car if he is to be competitive this season.