Roger Federer sends a video message ahead of his Doha comeback.
Kei Nishikori dreamed of ice-capades in his younger years.
Simona Halep withdraws from Dubai due to lower back pain.
Former No. 1 shows mobility moving to within one win of second final of season.
The Frenchman went off the boil yet again, this time over a ball mark discrepancy.
Former doubles world No. 1 shares motivation fueling her return to the Tour.
The Japanese star says let Andy call his own shots.
