after revisiting the Walking Dead Series season 4 reruns yesterday i am now stumped as well why they didnt just kill Lizzie off with the sickness sine she got it instead of taking the story the way it did

it was them wo spread it, they just showed symptoms of coughing, the fear of it spreading is why carol chose to stop it with them, it was the kid with the harry potter glasses who was the first to get sick, and then kill, and spread it, carol trying to stop it was one step , to try to stop it beyond him , and when…