Question: Who shot rick's son in the walking dead?

Disambiguated questions and answers:
context: Carl Grimes, portrayed by Chandler Riggs, is the son of Rick and Lori, and Judith's older brother. Carl's innocence diminishes as he begins to discover and experience the brutality in this world. While approaching a deer in the woods, he is accidentally shot by Hershel's friend Otis. Hershel manages to save Carl's life. In later episodes set in the prison, Carl witnesses his mother's death during childbirth and assumes the responsibility for putting a bullet in her brain to halt reanimation.
question: Who shot rick's son in the walking dead during season 2?
short_answers: Otis
wikipage: List of The Walking Dead (TV series) characters

context: No context provided
question: Who shot rick's son in the walking dead during season 6?
short_answers: Ron Anderson

Ron

context: No context provided
question: Who shot rick's son in the walking dead during season 8?
short_answers: himself

Carl

Long answers:
knowledge: content: The Walking Dead is an American post-apocalyptic horror television series based on the comic book series of the same name by Robert Kirkman, Tony Moore, and Charlie Adlard—together forming the core of The Walking Dead franchise. The series features a large ensemble cast as survivors of a zombie apocalypse trying to stay alive under near-constant threat of attacks from zombies known as "walkers" (among other nicknames).
wikipage: The Walking Dead (TV series)

content: After Jessie and Sam are killed during the walker invasion of the Alexandria Safe-Zone, Ron tries to shoot Rick only to be killed by Michonne. However, his gun goes off as he falls, shooting off Carl's right eye.
wikipage: List of The Walking Dead (TV series) characters

content: Carl Grimes, portrayed by Chandler Riggs,[14] is the son of Rick and Lori, and Judith's older brother. His innocence diminishes as he begins to discover and experience the brutality in the world. While approaching a deer in the woods, he is accidentally shot by Hershel's friend Otis; Hershel manages to save Carl's life.
wikipage: List of The Walking Dead (TV series) characters

content: Some days later, during the Saviors' second attack on Alexandria, Carl reveals the secret to his father and Michonne that he was bitten. He also gives his father a stack of letters that he wrote to the group (including Negan) and soon commits suicide to prevent his reanimation.
wikipage: List of The Walking Dead (TV series) characters
long_answer: The Walking Dead is an American post-apocalyptic horror television series based on the comic book series of the same name by Robert Kirkman, Tony Moore, and Charlie Adlard, and features a large ensemble cast as survivors of a zombie apocalypse trying to stay alive under near-constant threat of attacks from zombies known as "walkers." In season 2, Rick's son, Carl, is approaching a deer in the woods and is accidentally shot by Otis, but another character manages to save his life. In season 6, Ron attempts to shoot Rick, but he is killed by Michonne and it the process his gun goes off and he shoots Rick's son in the eye. During season 8, Rick's son shoots himself, after he reveals that he was bitten, to prevent reanimation.