Watch this all-Next Gen battle from start to finish as No. 19 seed Hyeon Chung took on American qualifier Michael Mmoh for a place in the fourth round of the Miami Open.
Hyeon Chung v Michael Mmoh
Replay
Miami
2018R3R3
Watch this all-Next Gen battle from start to finish as No. 19 seed Hyeon Chung took on American qualifier Michael Mmoh for a place in the fourth round of the Miami Open.
