Venus Williams loses in 3 sets at the US Open as she makes her return to Grand Slam tennis

Even at age 45, even after two years away from Grand Slam tennis, Venus Williams displayed some big serves and powerful groundstrokes at the U.S. Open on Monday night in front of a supportive crowd at Arthur Ashe Stadium, before losing 6-3, 2-6, 6-1 to Karolina Muchova.

​ Even at age 45, even after two years away from Grand Slam tennis, Venus Williams displayed some big serves and powerful groundstrokes at the U.S. Open on Monday night in front of a supportive crowd at Arthur Ashe Stadium, before losing 6-3, 2-6, 6-1 to Karolina Muchova. Read More Breaking News, Latest News and Videos | CNN