Tennis: Karolina Pliskova saved two match points to beat Alison Riske in quarter-final of the Pan Pacific Open

Karolina Pliskova faced qualifier Alison Riske in Pan Pacific Open quarter-final. Pliskova registered a 6-1, 6-7, 7-6 victory over Riske. Czech star Pliskova will face Donna Vekic in the semi-finals.