The fourth and final day in Jerez and Button and McLaren top the times

The final day in Jerez and Jenson Button put down his claim with the fastest lap of both the Jerez tests, underlining that this year is not going to be easy for Lewis Hamilton at McLaren and that he intends to defend his title.
Sauber again take one of the top spots re-enforcing the pace that they have shown so far through the tests, we should expect some good grand prix from them this season. Renault will also be pleased to have rounded off the test with a good time.
Red Bull and Williams will be disapointed to be that far down the times given their performance on previous days but then perhaps they weren’t going for it today.
Virgin will feel that they got another one over on Lotus today though they have still to put significant mileage on their car whereas Lotus racked up the most laps of anyone today [...]