Naomi Osaka won Serena Williams with 2-0 sets and became the new US Open champion!
Serena had a great deal of disagreement with the referee, who also punished her with a game penalty at a very critical point in the second set.
Naomi was very good from start to finish, winning Williams with 6-2, 6-4, in her first Grand Slam finals.
In spite of the young of her age, Naomi Osaka, played her most important match of her carrer with great maturity and concentration against her biggest idol.
Osaka became the first Japanese tennis player to conquer the Grand Slam title! On Monday she will make her first entry to the Top 10 and will climb to No. 7 in the World Ranking.