Denis Shapovalov and Felix Auger-Aliassime led Canada to victory by defeating Russia’s Roman Safiullin and Daniil Medvedev on Saturday, moving Canada into its first ATP Cup final. Canada will meet Spain in Sunday’s final. Shapovalov kicked the Canada-Russia matchup off by defeating Safiullin in a singles match. Medvedev then beat Auger-Aliassime in a singles tilt of their own to bring things level. All four players then faced off in a deciding doubles match, and the Canadians vanquished the Russians with a victory in the super tiebreaker (10 points instead of seven). Saturday marked the first time in Shapovalov’s career he faced Safiullin, and the lack of familiarity showed early. Safiullin was poised to force the upset over the 14th-ranked Shapovalov, having six breakpoints at 2-1 in the deciding set. But the 22-year-old Canadian refused to fade quietly. Shapovalov saved each of them to hold serve, and then wielded the shift in momentum to break for 4-3 and never looked back, ...