CHAIRPERSON
Well, is it evidence?  He gives us something that he heard from somebody?  As I understand him, the reason he didn't put it in his report was that he had not satisfied himself of the correctness of this?
	I think you can ask him questions, but you needn't mention names.  We know who you are referring to, he knows who you are referring to, you need not mention the name.  But you could find out from him precisely the reliability of any information he had.