Novak Djokovic: Is THIS the reason why he launched into Paris Masters rant?

NOVAK DJOKOVIC screamed in anger at his players' box because they hadn't given him vitamins - and Annabel Croft has a theory as to why.

from Daily Express :: Tennis Feed https://www.express.co.uk/sport/tennis/1040244/Novak-Djokovic-Paris-Masters-Roger-Federer
via Express