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"): In both forms of media, Carl is the son of primary protagonist Rick Grimes, and his wife Lori Grimes, and is one of the longest-surviving characters and one of the few original Atlanta survivors still alive.
Relevant evidence: No