Nico Hulkenberg leaves Williams after contract negotiations for 2011 break down . British team will retain veteran Rubens Barrichello and name new driver by end of year . ( CNN ) -- - Formula One season begins in Abu Dhabi with the Malaysian Grand Prix on March 26. The drivers helped Williams to retain sixth place in the constructors ' standings .
Nico Hulkenberg leaves Williams after contract negotiations for 2011 break down . British team will retain veteran Rubens Barrichello and name new driver by end of year . - Formula One season begins in Abu Dhabi with the Malaysian Grand Prix on March 26. The drivers helped Williams to retain sixth place in the constructors ' standings .