‘S-HERTOGENBOSCH — Canada’s Gabriel Diallo has chalked up another upset en route to the Libema Open final. The 23-year-old Diallo defeated No. 2 seed Ugo Humbert of France 6-3, 7-6 (4) in Saturday’s semifinal. Diallo also took out No. 3 seed Karen Khachanov of Russia in Friday’s quarterfinal to advance into Saturday’s match. The six-foot-eight Montreal […]