Novak Djokovic engaged in some back-and-forth with those in the crowd pulling for the last American man in the field as he advanced to a record-extending 53rd Grand Slam semifinal.
Djokovic spars with US Open crowd, ousts Fritz
Novak Djokovic engaged in some back-and-forth with those in the crowd pulling for the last American man in the field as he advanced to a record-extending 53rd Grand Slam semifinal.