Wawrinka has struggled to return to peak form since suffering a left knee injury last year that required two operations and wiped out the second half of the Swiss star's season

Stan Wawrinka kicked off his Wimbledon preparations with a 6-2, 6-3 win over British youngster Cameron Norrie in the Queen's Club first round yesterday.
Wawrinka has struggled to return to peak form since suffering a left knee injury last year that required two operations and wiped out the second half of the Swiss star's season. Still hampered by the problem this term, Wawrinka was sidelined again for three months in between a second round exit at the Australian Open and a first round loss in the French Open.
Catch up on all the latest sports news and updates here. Also download the new mid-day and apps to get latest updates
This story has been sourced from a third party syndicated feed, agencies. Mid-day accepts no responsibility or liability for its dependability, trustworthiness, reliability and data of the text. Mid-day management/mid-day.com reserves the sole right to alter, delete or remove (without notice) the content in its absolute discretion for any reason whatsoever