Patriot act. https://www.aclu.org/other/constitution-100-mile-border-zone https://www.aclu.org/other/constitution-100-mile-border-zone Border patrol still can

Patriot act. https://www.aclu.org/other/constitution-100-mile-border-zone https://www.aclu.org/other/constitution-100-mile-border-zone Border patrol still can't violate the Constitution, but in practice they do it all the time.