Earlier quoted context omitted.
Because I don't know whether either of those are appropriate. There aren't many comparable breaches to this one. The closest in modern times may be Hillary Clinton's email server being used for government business. In that case, the FBI investigated and declined to bring charges, under the expectation that a jury would be unlikely to render a guilty verdict. Okay, fine. But the FBI investigated and laid out the facts…
> FBI investigated and declined to bring charges Does the FBI make this determination? Wouldn’t that be the Attorney General’s call?
Now did they investigate it? Probably not.
What's interesting to me is that personal phones were not seized for forensic examination though.
Were the phones hacked by foreign agents? What other uses was signal used for?