2017 French Open: Rafael Nadal moves into semi-finals after Pablo Carreno Busta retires

Spanish tennis ace Rafael Nadal breezed into the semifinals at Roland Garros after his opponent Carreno Busta retired from the quarterfinal encounter played on Wednesday. 

The nine-time French Open champion had a commanding 6-2, 2-0 lead when Carreno Busta stopped. It was not immediately clear what was wrong with Carreno Busta.

The 20th-seeded Pablo Carreno-Busta had taken a medical timeout after the opening set. Nadal will next face either second-seeded Novak Djokovic or sixth-seeded Dominic Thiem on Friday.