Novak Djokovic has added Doha to his playing schedule, and could add Radek Stepanek as his second coach.
According to sources cited by iDNES online, the Serb has appointed the recently retired Stepanek to join his team. Djokovic is coached by Andre Agassi, but Agassi plans to limit his travel to Grand Slam events and a few other tournament weeks.
No official announcement has been issued.