>>319379645
you can witness and record anything you hear but https://en.wikipedia.org/wiki/Foreign_Intelligence_Surveillance_Act
if your on duty agents target people and spy on them using illegal means you're going to have a bad time making a case in court, hell even illegal wiretaps can break a case so what the fuck do you think entrapment combined with illegally gained evidence that reveals a edward snowden tier network of espionage will do?