Serve
Tsitsipas bows out of French Open to experienced Karlovic
The oldest man in the singles draw at the French Open has prevailed over one of the youngest.
The 38-year-old Ivo Karlovic, who is also known for his big serve and 6-foot-11 (2.11-meter) stature, advanced to the second round with a 7-6 (5), 7-5, 6-4 win over teenager Stefanos Tsitsipas.
Sabine Lisicki fires fastest ever serve in Stanford defeat
German Sabine Lisicki fired the fastest serve ever recorded at a WTA event on July 29, unleashing a 210.8 kph (131 mph) bomb in her first round loss to Ana Ivanovic at the Stanford Classic.