she's the nanny. >> reporter: the testimony of his children may have been devastating to martin macneille serving in prison sense for identity fraud. >> did martin talk about the relationship he had with his wife before she died? >> a little, yes. that she was not going to let him keep cheating on her. >> did he say he was cheating on her? >> yeah, he told me about his girlfriend. i don't remember. i don't recall. i don't recall the name. >> her name was gypsy or dipsy or something. >> doc, they said you murder your wife. i can get a way with a lot of things. >> did he say anything else? >> got away with murder of his wife. i just went up to him and said, i apologize about your wife. he said, i'm glad the [ bleep ] is dead. >>. >> reporter: there's no proof that michele is a murder victim. >> they continue to cling to the original autopsy report, citing a natural death. >> they don't raise to the level of proof beyond a reasonable doubt. >> reporter: the jury doesn't buy it. >> has a jury reached a verdict? >> reporter: the jury returns a verdict. martin is stone-faced. guilty of first d