Not hiding under any rocks, but I've also not been presented with any evidence that would suggest that Mary Jo White would 'throw' an investigation. Maybe that evidence is like all the other 'evidence' that has been breathlessly presented in the article here and those that have been linked.
http://www.uexpress.com/anncoulter/index.html?uc_full_date=20010228
http://www.nlpc.org/media/2001/080301.htm
http://www.nationalreview.com/coulter/coulter030101.shtml
http://www.freerepublic.com/focus/fr/584872/posts