Darn that living document with potentially original intent and literal/figurative meaning, now with amended numerated and unenumerated rights
Roughly two-thirds of the United States' population, about 200 million people, lives within the 100-mile zone that an outdated federal regulation defines as the border zone—that is, within 100 miles of a U.S. land or coastal border.
Although this zone is not literally "Constitution free"—constitutional protections do still apply—the Border Patrol frequently ignores those protections and runs roughshod over individuals' civil liberties.