Estudiantedes snatched a 2-1 win over Independiente in the Argentine league. Mauro Boselli notched his third goal in four games and Juan Manuel Diaz grabbed a late winner in the 88th minute. The victory lifted Copa Libertadores champion Estudiantes to second in the Primera Division table. Meanwhile, River Plate continued its uninspired play with a 1-1 home draw against Colon Colon de Santa Fe in the Monumental stadium. River now has just one win in four matches. Boca Juniors also suffered a surprise 2-0 loss to newly promoted Atletico Tucuman. After four games, Rosario Central sits atop the standings with the only perfect record in the Primera Division. Rosario Central beat Chacarita Juniors 1-0 over the weekend.