American Coco Gauff rises to career-high No. 2 in world tennis rankings 10.06.2024 16:21 United Press International (UPI.com) American Coco Gauff continued her tennis ascent Monday, rising to a career-high No. 2 in the WTA Tour singles rankings. She trails only Iga Swiatek, who beat her in the French Open semifinals en route to the title.