Federer thumps Djokovic to reach ATP Finals semis
Roger Federer beat Novak Djokovic 6-4, 6-3 to reach the last four at the ATP Finals on Thursday, a result that confirms Rafael Nadal will finish the year as world number one.
Federer, who produced a serving masterclass, broke Djokovic early in the first set at London's O2 Arena and two breaks in the second set saw him to a comfortable victory.