RIO DE JANEIRO, April 22 (Xinhua) -- Following are the results of Tuesday's matches in the Copa Sudamericana (home teams listed first):
Tuesday, April 22
Vasco da Gama tied Lanus 0-0
GV San Jose lost to Once Caldas 3-2
Boston River bt Nacional Potosi 2-1
Guarani bt Independiente 2-1
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