Question: Hershel Greene a fictional character portrayed by Scott Wilson, saves the life of Chandler Riggs's character in an American television series which airs on what? 
Sentence (from "Hershel Greene"): In both the comics and television series, he is initially introduced saving the life of Carl Grimes, the son of Rick Grimes after he is shot by one of Hershel's neighbors, Otis, and becomes the moral center of the group .
Relevant evidence: Yes