Naomi Osaka Ousts Angelique Kerber, the Defending Champion, at the U.S. Open Osaka, 19, dominated Kerber, 6-2, 6-1, in the first round Tuesday, when most matches were rained out.

US Open champ Angelique Kerber was spotted celebrating her win at Beautique on Saturday night. Spies said that Kerber and her family dined in the venue’s private Oval Room and stayed till 2 a.m ...