Flamengo defeated Esperance de Tunis 2-0 in their Group D opening in Philadelphia on Monday.
Despite the chilly weather and low attendance at Lincoln Financial Field, Brazil completely dominated Esperance, limiting them to just two shots on goal throughout the game.
Goals by Giorgian de Arrascaeta and Luís Araújo in each half led to a win for the Copa Libertadores title holders.
Esperance must win against Los Angeles FC to stay in the running for qualification after their recent loss.
Following their loss in their first global competition, the North African team aims for a comeback.
Flamengo and Chelsea are tied for first place in Group D, as Flamengo won and Chelsea had earlier defeated LAFC 2-0.

The winner of Friday’s match between Flamengo and Chelsea will likely win the group.
Esperance and Los Angeles have both lost their opening matches and are now scoreless and at the bottom of their pool.
In the June 20 match against Los Angeles FC, Mokwana expects to start.
The major Soccer League side lost to Chelsea. Hence, another loss for any side will end their World Cup journey.