Garbine Muguruza beats Caroline Garcia in Pan Pacific Open, Karolina Pliskova out

Spain's Garbine Muguruza tightened her grip on the world number one ranking with victory over Caroline Garcia in Tokyo, after Czech second seed Karolina Pliskova lost to Angelique Kerber.Muguruza saw off French ninth seed Garcia 6-2 6-4 to reach the semi-finals, where she will face Danish third seed Caroline Wozniacki.Meanwhile,