 Defending champion Carlos Alcaraz and top-seeded Yannick Sinner are one win away, each of them from meeting in the Wimbledon semifinals. Both reached the quarters with victories Sunday. Alcaraz beat Hugo Humbert, and Sinner eliminated Ben Shelton, 6-2, 6-4, 7-6. Next for Alcaraz, a match against Tommy Paul. Sinner plays Danil Medvedev.