Sonego d. Tien

Sonego beat Tien 6-3, 6-2, 3-6, 6-1 in the fourth round at the Australian Open - Melbourne. Sonego won 116 of 197 points (59%). Sonego hit 20 aces to 4 and won 90% of points behind the first serve (57/63) against 74% for Tien. Sonego converted 5 of 11 break points and saved 3 of 4 faced; Tien converted 1 of 4. Tien double-faulted 7 times. Winners to unforced errors: 58–34 for Sonego, 21–29 for Tien. The match was played on hard in Australia.