Open this photo in gallery: Bianca Andreescu hits a return during a Pan Pacific Open match against Katie Boulter, in Tokyo, on Oct. 25.RICHARD A. BROOKS/AFP/Getty...
Open this photo in gallery: Canada’s Bianca Andreescu hits a return to Britain’s Katie Boulter during their women’s singles quarter-final match on day five of the...
Open this photo in gallery: Bianca Andreescu serves during a U.S. Open match against Jasmine Paolini, in New York, on Aug. 27.Geoff Burke/Reuters Bianca Andreescu knows...