Um Warren Jeffs, the Living Prophet of this cult is in jail for doing just that. These people worship at the feet of Warren Jeffs. Hell when Warren Jeffs suddenly decided that dogs were evil, they all immediately got rid of their dogs rather than defy him. This group is EVIL.
You convict people on the crimes of others very often?
People condemn Catholics based on the dictates of their Pope. Your condemnation of this group is no different.
You cannot have a system of justice if you decide you can condemn and vilify those you do not like en masse.