Murder at Gresham Downs

Murder at Gresham Downs is a revised and retitled edition of Farm Kill.  The West family finds itself in a dystopian landscape after an earthquake. The place is deserted apart from a ten year old with severe communication difficulties.  He is a smart kid who uses his dog to help him get by.   As they explore the Wests find evidence of a fire, and then of a murder.  Jo West is captured by the murderer, who knows he has to kill them all. The hunt is on!