World No 1 Aryna Sabalenka overcame Naomi Osaka in a gripping battle on Monday to reach the Madrid Open quarter-finals

World No 1 Aryna Sabalenka overcame Naomi Osaka in a gripping battle on Monday to reach the Madrid Open quarter-finals

World number one Aryna Sabalenka comes from a set and a break down to beat Japan's Naomi Osaka in the fourth round of the Madrid Open.

Hailey Baptiste saves six match points as she stuns world number one and defending champion Aryna Sabalenka in the quarter-finals of the Madrid Open.