s and that require a subpoena duces tenon of such records to be supported by probable cause). Finally, of course, the government didn't comply with Manindell because it never gave Maxwell notice and an opportunity to quash the subpoena and to challenge the government's misrepresentations through the adver

overnment there should have either moved to intervene or issued a subpoena to obtain th . For one thing, the Fourth Amendment was not at issue in Manindell, so the Court had no occasion to decide whether a warrant might have been required. For another, Martindell does not speak to what showing would hav