Chung Hyeon chuan Tennys Sandgren hnehin Australian Open khelh mekah semi-final a lut a, South Korean zinga Grand Slam semi-final lut thei hmasa ber a ni nghal bawk.

Kum 21 mi Chung hian 6-4, 7-6, 6-3 in Sandgren hi a hneh a tunhnai kum riat chhungin Grand Slam semi-final lut thei naupang ber a ni tel.

South Korean star hian Roger Federer leh Tomas Berdych inkhela chak zawk a hmachhawn leh dawn a, semi-final a luhna kawngah hian Alexander Zverev leh Novak Djokovic-te pawh a hneh tawh a ni.