Watch: Djokovic into semis after win over Zverev
- From the section Tennis
Watch five of the best shots from Novak Djokovic's ATP finals group-stage win over Alexander Zverev, as the world number one later qualified for the semi-finals when Marin Cilic beat John Isner in the later group match.
READ MORE: Novak Djokovic beats Alexander Zverev in group match
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