Anyone who has ever entered the United States after traveling abroad knows that the federal government does not always need a warrant to conduct a reasonable search of a person’s belongings. The federal government has a myriad of interests, including national security, that outweigh a person’s right to privacy at the border (which if you’re flying from Cancun to St.Louis, includes the St. Louis airport). Following that same logic, the government also has an interest in monitoring international communications between persons inside the United States and persons abroad. For the …
