Fifth seed Grigor Dimitrov began the defence of his Western and Southern Open title as he took on Germany's Mischa Zverev in the second round - watch this full replay from Cincinnati.
Mischa Zverev v Grigor Dimitrov
Replay
Cincinnati
2018R2R2
Fifth seed Grigor Dimitrov began the defence of his Western and Southern Open title as he took on Germany's Mischa Zverev in the second round - watch this full replay from Cincinnati.
