 Also defending champion Carlos Alcarez and top-ranked Yannick Skinner, or Sinner it is, are one win each away from meeting in the Wimbledon semifinals. Both reached the quarters with victory Sunday. Alcarez beat Ugo Umbert 6-3, 6-4, 1-6, 7-5, and Sinner eliminated Ben Shelton 6-2, 6-4, and 7-6.