Coco Gauff felt like she was ‘going to pass out’ during China Open loss to Elise Mertens

It started with a shot that Coco Gauff just doesn’t miss. After seven close games in her China Open fourth-round match against Elise Mertens, Gauff found herself down a break. Mertens was serving with a 4-3, 30-15 lead, but Gauff worked her way into a point and moved into the net