Djokovic looks to end year in winning style
With new coach Boris Becker watching on from the stands, Djokovic defeated Frenchman Jo-Wilfried Tsonga 7-6 (7/5) 6-3.
Earlier, Ferrer upset world number one Rafael Nadal with a 6-4 6-4 victory, the fast surface suiting the world number three more than his Spanish countryman.