The 2023 US Open Tennis Championship, which took place in New York over the past weekend, was historic for both the women's and men's singles winners. 19-year-old Coco Gauff picked up her first Grand Slam singles title, while 36-year-old Novak Djokovic secured his 24th Grand Slam championship. The term refers to four major tournaments — the Australian Open, the French Open, Wimbledon, and the US Open. Here is a closer look at these two exceptional athletes.