The Latest: 2018 champ Osaka edges Doi in 3 sets at US Open

The Latest: 2018 champ Osaka edges Doi in 3 sets at US Open
Two-time Grand Slam champion Naomi Osaka has managed to overcome her own uneven play to pull out a three-set victory over Misaki Doi in an all-Japanese matchup in the first round of the U.S. Open