Russian retires from match against Kristina Liutova Venus Williams and Katie Boulter beaten in Washington Ekaterina Alexandrova collapsed on the court before retiring from her match against Kristina Liutova at the Memphis Classic due to heat-related illness. Alexandrova, the tournament’s No 1 seed, was two points away from defeat to the 16-year-old Liutova, who was making her WTA debut. The temperature was around 97°F (36°C) in Tennessee as the two Russians played out a gruelling first-roun...