Posted by Sabrina B. @gametimegirl Serena Williams says her emotions got the best of her when she berated the chair umpire during her loss to Samantha Stosur in the U.S. Open final. “My emotions did get the best of me this past weekend when I disagreed with the umpire,” Williams tweeted Wednesday. “It has been a long road to get back to the US Open this year, and I am thankful to have had such a great two weeks in New York.”