Hubert Hurkacz splits with coach Nicolas Massu after torrid start to the year
Miami Open LIVE: Gauff edges Bencic in three after Sinner gets past Michelsen
Coco Gauff opens up on impostor syndrome as she prepares for Miami Open semi-final
Coco Gauff outlasts Belinda Bencic to set up Miami semi-final clash with Karolina Muchova
