![FILE PHOTO: Tennis - WTA Tour Finals - Shenzhen Bay Sports Center - Shenzhen, Guangdong province, China - October 30, 2019 Canada's Bianca Andreescu waves after retiring injured from her match against Czech Republic's Karolina Pliskova REUTERS/Aly Song/File Photo](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/4RJVCYBVFKVAPKP4KP6O5L6KT4.jpg?smart=true&auth=3bb6173e740d0412a10cb88734e6df71cc0ab229ee9e7a32f00d6f393913b4ca&width=400&height=225)
Bianca Andreescu has failed to recover from a knee injury in time for the Dubai Duty Free Tennis Championships. Reuters
Bianca Andreescu has failed to recover from a knee injury in time for the Dubai Duty Free Tennis Championships. Reuters
Bianca Andreescu withdraws from Dubai Tennis Championships due to knee injury
US Open champion yet to play competitively this season, with her last appearance at October's WTA Finals