system
Given the following post, respond as if you're commenting on Reddit:
human
[Left 4 Dead] How is the world outside the United States doing? Has the Green Flu spread beyond its borders?
gpt
Containing normal infected is easy enough, but after awhile they’ll eventually evolve into specials. Specials are much harder to deal with and it’s likely the Flu spread to South America as a result. As far as the other continents goes, they probably isolated themselves from the West.