Novak Djokovic is into the last 16 of the Dubai Duty Free Tennis Championships. Chasing a fifth Dubai title in eight years, he eased past Tommy Robredo 6-1, 6-2 in his opening match last night. The world number one was pleased with his start…Next up for Djokovic is Tunisian Malek Jaziri, who overcame Mikhail Youzhny 6-4, 6-1. Meanwhile, Feliciano Lopez is also into the last 16, after recording his 400th Tour victory in a 15-year career. The left-hander beat Spanish rival, Guillermo Garcia-Lopez, in three sets 6-1, 4-6, 6-4. Elsewhere, Marcos Baghdatis delivered the first shock of the event, knocking out the 5th seed Victor Troicki 7-6, 6-2.