PERTH, Australia — Coco Gauff dropped a post on social media just before she started her United Cup singles match Monday, hoping to add context to her recent comments about American tennis fans. The match didn’t go well for the No. 4-ranked Guaff, who lost the first five games and struggled in a 6-1, 6-7 (3), 6-0 loss to No. 42 Jessica Bouzas Maneiro in Perth. It gave Spain a 1-0 lead over the defending champion U.S. team in the Group A contest. But then Taylor Fritz saved a match point on the way to winning the men’s singles match and...
