2009 Formula One World Championship joined Brawn as a test driver. Force India joined Brawn GP in using the Mercedes engines by signing a five-year deal until 2013, having ended their previous supply contract from Ferrari. The retirement of Red Bull Racing driver David Coulthard led to the appointment of Sebastian Vettel as his replacement, who left the Scuderia Toro Rosso team after a successful previous season including winning the Italian Grand Prix. Toro Rosso, a team designed to develop new Formula One drivers, saw co-owner Gerhard Berger sell his half-stake back to Red Bull, claiming that the new regulations would "leave no room for
2010 Formula One World Championship would win a race while leading the World Championship. Button became the first driver to win more than one race with victory in China, but Mark Webber would be the first to take back-to-back victories with wins in Spain and Monaco. Webber was leading the when teammate Vettel attempted a pass on lap 40 that ended with the two Red Bulls colliding; Vettel retired whilst Webber recovered to finish third behind eventual race winner Lewis Hamilton and Jenson Button. Hamilton would match Webber's feat of back-to-back victories by claiming first place in Canada. The middle of the season saw controversy,