What was Graf's comment by the way? Is it on this thread?
Try here: http://www.freerepublic.com/focus/f-news/1706696/posts
In summary, ""We have no ties nor have we ever had ties with David Duke or any of his racist crazies," said Graf campaign manager R.T. Gregg.
Basically, "We don't have ties to Duke," but no demand to pull the link.