Page "Patriot Act" Paragraph 20

However, that this wall even existed was found by the Federal Surveillance Court of Review to have actually been a long-held misinterpretation by government agencies.

Also removed was the statutory requirement that the government prove a surveillance target under FISA is a non-U. S. citizen and agent of a foreign power, though it did require that any investigations must not be undertaken on citizens who are carrying out activities protected by the First Amendment.