The unlikely surge of Wilstermann continued Thursday, as the Bolivian side shocked River Plate 3-0 in the first leg of the Copa Libertadores quarters.
The Copa Libertadores quarterfinals are dominated by Argentine and Brazilian sides, but the other two clubs involved could surprise the favourites.
The Copa Libertadores quarterfinals are set, with three clubs from Argentina on one side of the draw and three from Brazil in the other.
Exits by Atletico Mineiro and Godoy Cruz means this year's Libertadores finals cannot feature an all-Brazilian or all-Argentinian slate.
Of the eight quarterfinal places to be filled in the Copa Libertadores, there is a strong chance all will go to nations from Brazil and Argentina.
Playing their game, Botafogo look strong. Lanus nearly pull a stunner in La Paz. And who might break Brazil and Argentina's grip on this tournament?