VANCOUVER, July 7 : Switzerland's Ruben Vargas stroked home the decisive penalty to beat Colombia 4-3 in a shootout after a goalless 120 minutes, sending the Swiss into their first World Cup quarter-final since 1954 and a clash with holders Argentina.The shootout swung in Switzerland's favour when their goalkeeper Gregor Kobel saved Cucho Hernandez's penalty after Davinson Sanchez had earlier hit the crossbar for Colombia.Although Manuel Akanji also missed for Switzerland, firing over the bar, Vargas made no mistake, stroking the winning penalty into the bottom corner."It is very difficult for me to realise what we achieved today," Vargas said. "I'm grateful for this moment. It was an amazing match for me. For 120 minutes we gave it all on the pitch. We faced a strong opponent, but now we