Rawstory says that Wurmser was the one to pass Valerie Wilson's identity to Cheney's top aides.
http://rawstory.com/news/2005/Cheney_aide_passed_Plames_name_to_1024.html
If this is true, and it is also true that Wurmser has become a witness for the prosecution, does that point to Fitz going further in to the reasons for the Iraq Debacle?
If you were a prosecutor, would you turn the originator of a leak if all you were going after was a leak?