I think it needs to start with a clear WARNING! The something along the lines of. Due to the nature of this investigation, a lot of information linked to CP is being posted and can quite possibly contain direct links to CP. We do not control what behind the links so be very careful that you know the implications of having clicked such a link... something along them lines, I'm sure someone can come up with something better than me just as long as people know the implications of viewing illegal material