Presumably, the same way Mafia informants do - witness protection. The government spirits them away and sets them up with an entirely new identity. There have b

Presumably, the same way Mafia informants do - witness protection. The government spirits them away and sets them up with an entirely new identity. There have been some leaks, but generally these people just disappear and become someone else. https://en.wikipedia.org/wiki/United_States_Federal_Witness_Protection_Program https://en.wikipedia.org/wiki/United_States_Federal_Witness_...