If you purchase a product or register for an account through one of the links on our site, we may receive compensation. Learn more > Naomi Osaka arrived at the US Open seeking a resurgence. Was Monday ...

Coco Gauff fired her primary coach, and that decision is about to come under scrutiny at the US Open tennis tournament. Her new coach, Gavin MacMillan, is a biomechanics specialist Gauff is hoping can ...