Pegula upsets No. 1 Swiatek to reach semifinals

NEW YORK (AP) — The questions wouldn’t stop for Jessica Pegula: Why was she 0-6 in Grand Slam quarterfinals heading into her U.S. Open matchup against No. 1 Iga Swiatek? What could Pegula do about it? Came up during her oncourt interview after winning in the previous round. And again at the news conference that followed. And again during a brief TV interview right before striding onto the court at Arthur Ashe Stadium on Wednesday night.