Zheng finds groove to down Kalinskaya, reach Australian Open semis
MELBOURNE: Zheng Qinwen shook off a sluggish start to outclass Russian Anna Kalinskaya 6-7(4) 6-3 6-1 on Wednesday (Jan 24) and reach the semi-finals of the Australian Open for the first time where the Chinese 12th seed will take on Ukrainian qualifier Dayana Yastremska.