Red Bull unveil new car

Red Bull Racing became the latest Formula One team to unveil their new car for the upcoming season. Drivers David Coulthard and Mark Webber rolled out the new RB4 at the Jerez circuit in Spain on Wednesday. The new RB4 has been redisigned to accommodate rule changes laid down by F1's governing body. Red Bull Racing are hoping to improve on their fifth place in the constructors' championship last year.