By Braden Chalker Leagues Cup Round of 32 action begins this week as Vancouver Whitecaps play host to Liga MX’s Pumas UNAM at BC Place. The Whitecaps secured their place in the knockout stage of Leagues Cup after picking up three points against Club Tijuana and a penalty shootout win over Western Conference foes LAFC. Not many predicted Vancouver to finish atop West Group 7, but Vanni Sartini’s team escaped from the group unscathed. Pumas, on the other hand, began their Leagues Cup campaign with a 3-2 defeat to MLS club Austin FC. However, the Mexican outfit rebounded against rivals Monterrey,…