David Nalbandian has sent Argentina into the Davis Cup quarterfinals by defeating Sweden's Andreas Vinciguerra in the last reverse singles for a 3-2 series win. Nalbandian secured a 7-5, 6-3, 4-6, 6-4 victory on Sunday to clinch the series at Stockholm's Royal Tennis Hall. Nalbandian broke for a 2-1 lead in the fourth set and held his serve the rest of the way, converting his first match... More...