By Robbie Blakeley, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL - Flamengo guaranteed themselves a place in the semi-final of the 2012 Taça Rio after edging out Vasco 2-1 in a tense affair on Saturday evening. Ronaldinho, who this week has been the subject of much speculation concerning his future at Gaveá, converted a 92nd minute penalty which drew fury from the Vasco players, who confronted referee Wagner dos Santos Rosa at the final whistle.
The result was harsh on Vasco, who played marginally the better football, but goalkeeper Fernando Prass' crass challenge on Léo Moura in . . .