World number two struggling for fitness.
Words of encouragement for Naomi Osaka.
What exactly has Naomi Osaka done to receive online abuse?
Tennis Today features Federer, Halep and Bouchard.
Angelique Kerber the latest to fall in Dubai.
Naomi Osaka speaks after her Dubai exit.
Serena Williams and Rafael Nadal feature in Tennis Today.
Not a happy return to action for Naomi Osaka.
Roger Federer and Novak Djokovic feature in Tennis Today.
Caroline Wozniacki forced to skip Dubai tournament.