FISA gives the government unchecked authority to snoop on all Americans who communicate with any foreign person, in direct contravention of the Fourth Amendment.

Everyone in Congress, writes Judge Napolitano, has taken an oath to uphold the Constitution, which could not be more clear: "The right of the people to be secure in their persons, houses, papers, and effects..." shall not be violated, except via a warrant issued by a neutral judge upon the judge finding probable cause of crime. If we let Congress, which is a creature of the Constitution, change the Constitution, then no one's liberty or property is safe, and freedom is dependent upon the political needs of those in power.