Reigning US Open champion Gauff tops field at WTA Toronto event
Reigning US Open champion Coco Gauff will be the top seed at this week's WTA Toronto event, a hardcourt tuneup for the year's last Grand Slam showdown, in New York.Gauff and the other top-eight seeds received a first-round bye, but she will open in the second round against Sofia Kenin or a qualifier.








