By Robbie Blakeley, Senior Contributing Reporter
RIO DE JANEIRO, BRAZIL - Fluminense guaranteed top spot in their Libertadores group and the entire competition after the sixth and final round of matches. Flu beat Arsenal de Sarandí, of Argentina, 2-1 with a Rafael Moura goal in the 92nd minute.
The win ensured Fluminense will play the second leg of all knock-out ties at home, in Rio's Engenhão stadium, a crucial advantage as the tournament is whittled down to . . .