Red Bull endured a third straight day of technical issues with its 2014 car, the RB10, in Formula One preseason testing on Thursday in Jerez. Having won the F1 constructors' championship the past four seasons, Red Bull was once again forced to have its test session cut short to investigate problems with the car, particularly the engine. On Wednesday, Red Bull's engine supplier, Renault, reported an energy store issue. Four-time
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