i think that's a problem. >> kroft: charles carnesi is gotti's attorney. her evidence, other than the testimony of these informers that... >> carnesi: not a single piece of evidence-- no eyewitness testimony, no forensic evidence, nothing whatsoever. >> kroft: gotti says the chief prosecution witness, john alite, was a drug dealer and a confessed killer, who testified that he had murdered three people on orders from gotti. there was a confrontation in the courtroom. >> gotti, jr.: right, right. >> kroft: with mister alite? >> gotti, jr.: yeah, after he testified, he got off the stand, and he walked towards me, and he smiled and laughed. and that's when i called him a punk and a dog. he always was a punk and a dog. he was a junkie. he was all of those things. a miscreant. he was ostracized and chased out of that neighborhood. he wasn't asked to leave; he was chased out of that neighborhood. he was a trash pail then, he's a trash pail now, he'll always be a trash pail. >> kroft: that trial also ended with a hopelessly deadlocked jury. >> hey, john! >> kroft: