Five-time champion Novak Djokovic began the defence of his Barclays ATP World Tour Finals title with a thrilling opening match against debutant Dominic Thiem in the Ivan Lendl Group.
Novak Djokovic v Dominic Thiem
Match Highlights
London
2016RRRR
Five-time champion Novak Djokovic began the defence of his Barclays ATP World Tour Finals title with a thrilling opening match against debutant Dominic Thiem in the Ivan Lendl Group.
