With immigration a major concern that helped decide at least some voters' ballot choices, vetting those who enter the country, or who sponsor entry, is on the minds of many Americans fearful that the wrong people are getting in. But if you ask government officials to do something, you must know that they'll take the ball and run. In the case of "vetting"—performing background checks to make sure travelers, would-be immigrants, and their sponsors aren't terrorists or criminal—you end up with a surveillance system that targets those entering the country and, inevitably, their American friends and contacts.
