Maria Sakkari cruises through to second round of French Open
The Greek champion defeated Zavatska in straight sets (6-4, 6-1)
Tsitsipas moves into French Open semi-finals after beating Rublev (3-0) (video)
He will meet either Novak Djokovic or Pablo Busta
Stefanos Tsistipas reaches French Open final-8
He beat Dimitrov 3-0 sets