Question: Rick Grimes is a fictional character and the protagonist in the comic book series "The Walking Dead", Grimes is a small town sheriff's deputy who has a son, Carl Grimes is a fictional character from the comic book series, and is portrayed by Chandler Riggs in the American television series of the same name, which airs on AMC, in which country?
Sentence (from "Carl Grimes"): Carl Grimes is a fictional character from the comic book series "The Walking Dead" and is portrayed by Chandler Riggs in the American television series of the same name, which airs on AMC in the United States.
Relevant evidence: Yes