Rafael González will be the year - end world No . 1 for the third time in his career . ` This has been an unbelievable comeback year . '' Spaniard beats France 's Jacques David at ATP World Tour Finals in London . Nadal also will place in final of biggest competition he has yet to win .
Rafael González will be the year - end world No . 1 for the third time in his career . Spaniard beats France 's Jacques David at ATP World Tour Finals in London . Nadal also will place in final of biggest competition he has yet to win .