Williams loses game for arguing during US Open loss to Osaka

NEW YORK — The events and the arguing and the booing that would make this a U.S. Open final unlike any other began when Serena Williams' coach made what she insisted was an innocent thumbs-up, but the chair umpire interpreted as a helpful signal.It was the second game of the second set Saturday, in a packed Arthur Ashe Stadium, and Williams' bid for a record-tying 24th Grand Slam title already was in real trouble because she was being outplayed by first-time major finalist Naomi Osaka.Chai