Categories Articles A 19-year-old Canadian beat Serena Williams in the Rogers Cup final after the veteran American retired after 4 games because of back spasms Post author By crystalg Post date August 13, 2019 Business Insider Feedburner Tags 'spasms, 19yearold, After, american, Back, Beat, Because, Canadian, Final, Games', Retired, Rogers, Serena, Veteran, Williams ← 4 Steps to Monetize Your Social Media Following → Hong Kong’s Last British Governor Says China Sending in Troops Would Be ‘Appalling Error’