Sad Stan: Wawrinka opens up on coach Magnus Norman’s exit and confirms Australian Open fitness
The former champion says he will play at opening grand slam of the season after knee issues, but reveals frustrations over end of coaching partnership

Stan Wawrinka has admitted he was upset long-time coach Magnus Norman decided to end their relationship as he battled back from knee surgery.
Norman called it quits on his four-year spell with the Swiss star in October after a partnership that brought three grand slam titles.
The Swede wanted to spend more time with his family, but it did not go down well with Wawrinka, who confirmed on Saturday he will play the Australian Open next week.

“No, for sure, it was already a tough, tough, tough moment for myself, to be out, to get surgery, to know that it will take at least six months to be back at a place where I can play tennis again,” said Wawrinka, who has not played competitively since Wimbledon in July.
“It was tough to hear from him that he will stop at that moment.