only him and his brother knew he was wearing the wire maybe he told Merlino who told someone else and it got to stanfa but stanfa new immediately. book was OK. fast read. like he says in his book he's the reason his brothers dead. and Merlinos guys clean house threw the jury when they murder guy during stands trial kinda like I think they killed that guy during uncle joes trial. he got to big for his briches or wwhatever that word is. just guess.