Stefanos Sakellaridis will topple Aleksandar Vukic in Quebec City and steal a second round scalp. Sakellaridis is ranked 157 and he arrives after beating Ugo Blanchet 6-4, 3-6, 6-2 on August 19. Vukic is ranked 99 and carries recent form from a win over Kyrian Jacquet on August 19. If Sakellaridis…