Novak Djokovic battled past a spirited Zizou Bergs 6-3, 7-5 on Thursday to reach the Shanghai Masters semi-finals for a 10th time, setting up a clash with surprise package and the world No 204, Valentin Vacherot.
In challenging conditions,…
Novak Djokovic battles into Shanghai semis as Vacherot’s dream run continues | Tennis
