DJOKOVIC VS TSITSIPAS, NADAL VS SCHWARTZMAN ON THE EVIDENCE OF MATCES AND PLAY WE SEE DJOKOVIC WINNING THE SEMI-FINAL AGAINST TSITSIPAS. ON THE EVEIDENCE OF WHAT WE HAVE SEEN UP TO NOW, NADAL WILL HAVE TO RAISE HIS GAME APLENTY TO COPE WITH THE INDIFATICABLE ARGENTINIAN. ON ALL EVIDENCE IT SHOULD BE THE TWO…