This hasn't been true for the CBP for a long time. They can legally ignore the 4th amendment, among other extra-constitutional authorities. https://www.aclu.or

This hasn't been true for the CBP for a long time. They can legally ignore the 4th amendment, among other extra-constitutional authorities. https://www.aclu.org/other/constitution-100-mile-border-zone https://www.aclu.org/other/constitution-100-mile-border-zone