F1 teams ready for pre-season showdown
The teams are gathering in Spain this week to make their final preparations for the most eagerly anticipated new season for years.
With star names such as , , and all in attendance, the four days of running at Barcelona's from Thursday to Sunday are a final chance to judge form before the opening grand prix in on 14 March.
The three tests so far this winter have produced fastest laps from a wide-ranging number of people, including unfancied teams such as and . Despite this, there is a consensus on the story behind the headline times - have so far had an edge over all their rivals.