Maria Sharapova and Genie Bouchard have staged comebacks to reach the semi-finals of the French Open.

Spaniard Garbine Muguruza had Sharapova struggling, taking the first set 6-1, and pushing the Russian deep into the second before wilting.

Sharapovaâ s experience and mental toughness came to the fore in a 1-6, 7-5, 6-1 win to reach her fourth straight French Open semi-final.

Sheâ ll play Bouchard, the Canadian 20-year-old, who fought back from a break down in the third set to beat another Spaniard, Carla Suarez Navarro 7-6, 2-6, 7-5.