Top seeds Novak Djokovic and Serena Williams produced very different performances in their quarter-final matches at the French Open. Djokovic dismissed Tomas Berdych in straight sets as Williams struggled against Yulia Putintseva. So what should we expect on semi-finals day at Roland Garros?
Ubitennis director Ubaldo Scanagatta and Steve Flink from The Tennis Channel provide their insight into the potential outcome of Friday’s play.
