Williams' head of performance engineering says team needs to develop 'whole car package' at a faster rate to cut the deficit to Ferrari.
ESPN rounds up the best radio soundbites from the Bahrain Grand Prix as Kimi Raikkonen recorded an overdue return to the podium.
ESPN rounds up all the reaction from up and down the paddock after the Bahrain Grand Prix
Held off the four-time world champion for 15 laps to secure fourth at Bahrain Grand Prix, his best result of the season.
ESPN rounds up all the reaction from up and down the paddock after qualifying for the Bahrain Grand Prix.
German pips Lewis Hamilton to P1 as Mercedes shows it has still maintained one-lap advantage over Ferrari.
Brazilian admits Williams has dropped to third in the pecking order "for the moment".
ESPN rounds up all the reaction from up and down the paddock after qualifying for the Chinese Grand Prix
World champion tops his third practice session of the weekend as Mercedes shows its one-lap advantage over Ferrari in China.
All the reaction from up and down the paddock after Friday practice in Shanghai.
Williams driver concerned he may have lost the use of new Williams front wing after spinning out under braking for Turn 14.
Finn thinks Malaysian Grand Prix was an anomaly due to Williams' struggles in hot weather
Remi Taffin confident French manufacturer is in a position to be more aggressive after struggling in opening two rounds of 2015.
F1 photographer Mark Sutton picks through his favourite shots from the Malaysian Grand Prix.
Rob Smedley says tyres are not the only issue holding Williams back after seeing Ferrari's big leap forward in Malaysia
ESPN rounds up all the reaction from up and down the paddock after the Malaysian Grand Prix
Ferrari's Kimi Raikkonen finished the qualifying simulations three tenths of a second ahead of Williams' Valtteri Bottas.
Finnish driver has adequately recovered from lower back injury which sidelined him on morning of Australian Grand Prix
A look at the main talking points ahead of the Malaysian Grand Prix as F1 looks to bounce back from a damp squib in Melbourne
Finn says 'every day is a good step forward' as he looks to return to cockpit in Malaysia after being deemed unfit to race in Australia
Williams driver fails an FIA medical after suffering small tear in a disc in his lower back during qualifying on Saturday
Thinks "difference is to big" for Mercedes' huge advantage just to be due to aerodynamics and suggests Ferrari are benefiting
The latest betting tips from the ESPN team, in association with bet365
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