Pastor Maldonado put Williams on top of the times in the opening practice session for the European Grand Prix at Valencia.

Join us for final practice and qualifying at 10am and 1pm respectively, UK time, tomorrow!

Massa is down in 15th, with Hamilton 14th and Button 12th.

Top 10: 1.Vettel 2.Hulkenberg 3.Kobayashi 4.Schumacher 5.Senna 6.Di Resta 7.Alonso 8.Grosjean 9.Webber 10.Rosberg

The chequered flag is out.

A minute remaining and Vettel looks set for the leading time.

Hamilton comes in for a change of tyres - practice for the pit crew!

Massa is down in 15th, with Hamilton 14th and Button 12th.

Alonso switches to soft tyres - the McLarens are on the medium-compund rubber - while Grosjean is lapping well in the Lotus.

F1 supremo Bernie Ecclestone is open to the idea of customer cars returning to the sport next year in a bid to help smaller teams.

Paul di Resta believes that Force India does not need to fear a repeat of the problems which cost him a points finish in the Canadian Grand Prix.

These high-fuel times are all very close together also.

Schumacher gets out of the way of Grosjean's Lotus in time as he comes flying down the straight. They collided in Malaysia earlier this year.

Long stints not threatening the leading times.

Vitaly Petrov complains of KERS and brake pedal trouble to his Caterham team.

An in-depth look at this weekend's European Grand Prix.

Many cars now being loaded with race-levels of fuel, including Hamilton and Button.

Perez spins out at turn 17. He is able to correct it and carry on.

Top 10: 1.Vettel 2.Hulkenberg 3.Kobayashi 4.Schumacher 5.Senna 6.Di Resta 7.Alonso 8.Grosjean 9.Webber 10.Rosberg

Kobayashi puts the Sauber, on soft tyres, third.

Vettel now leads the timesheets with 1:39.334. And Nico Hulkenberg slots into second spot in the Force India.