Tomas Berdych had it easy in the second round against Sergiy Stakhovsky who he beat in two sets. Ali Haider / EPA
Boris Becker, Djokovic’s new coach, watched pensively as Djokovic was making a return following a long greak. Ali Haider / EPA
Jo-Wilfried Tsonga was in excellent form against Victor Hanescu in the first round. Ali Haider / EPA
Berdych returns the ball to Marius Copil in the first round, a match he won handily. Kamran Jebreili / AP Photo
Roger Federer serves to Radek Stepanek in the second round. The Swiss faced stiff competition from the Czech player who took a set off the former world No 1. Marwan Naamani / AFP
Djokovic returns the ball to Istomin. Ali Haider / EPA
Federer on his way to a 6-2, 6-7, 6-3 win over Stepanek. Marwan Naamani / AFP
India’s Somdev Devvarman got an early result in his first-round match agsinst Juan Martin Del Potro who retired after injuring his wrist. Devvarman won the first set 7-6. Kamran Jebreili / AP Photo
Against Istomin, Djokovic was playing his first match since the Australian Open. Kamran Jebreili / AP Photo
Federer is still a top draw in Dubai with a record crowd watching him in action in the first round. Pawan Singh / The National