>> the reason why the fbi may not discuss the letter is there may be a lead this there they will pursue. this is still an active open case. >> judge jeanine: it is highly unusual for them to look at a case in a week and get a hand writing exemplar and say we got a confession from her. that doesn't make sense to me but that doesn't mean it didn't happen. how did the defense get it their hands on the letter? >> due diligence. >> judge jeanine: what defendant in jail writes a note soliciting murder. >> when you are going up against prosecutors like you you have investigators throughout and you have to match fire with fire and this letter sheds a real spark on what the case is all about. goes to show she has unclean hands and is not mentally well, right. >> judge jeanine: there is no question if she wrote the letter the key witness in the prosecution case is basically dead. what other evidence is there, steve? can the prosecution prove it case against jeffrey stern?