Third seed Alexander Zverev and No. 8 seed John Isner went head-to-head at the Nitto ATP Finals in their last match in the Gustavo Kuerten Group .A win for Zverev would be enough to see him through to the semi-finals while Isner needed a straight sets victory to keep his hopes alive - watch the full replay from the O2 Arena.
Alexander Zverev v John Isner
Replay
London
2018RRRR
Third seed Alexander Zverev and No. 8 seed John Isner went head-to-head at the Nitto ATP Finals in their last match in the Gustavo Kuerten Group .A win for Zverev would be enough to see him through to the semi-finals while Isner needed a straight sets victory to keep his hopes alive - watch the full replay from the O2 Arena.
