Tien d. Tiafoe

Tien beat Tiafoe 7-6(5), 3-6, 7-5 in the quarterfinals at the Delray Beach Open - Delray Beach. Tien won 96 of 195 points (49%). Tien hit 13 aces to 11 and won 69% of points behind the first serve (44/64) against 66% for Tiafoe. Tien converted 6 of 7 break points and saved 7 of 13 faced; Tiafoe converted 6 of 13. The match was played on hard in United States.