Tiafoe d. Kwon

Tiafoe beat Kwon 6-3, 6-2 in the first round at the Olympics - Tokyo. Tiafoe won 67 of 113 points (59%). Tiafoe hit 12 aces to 11 and won 85% of points behind the first serve (29/34) against 57% for Kwon. Tiafoe converted 3 of 8 break points and saved 2 of 2 faced; Kwon converted 0 of 2. The match was played on hard in Japan.