
Twenty-five years after 9/11, US Customs and Border Protection has facial biometrics live at 113 of 165 land ports of entry, but vehicle screening and exit checks remain incomplete. Congress has appropriated $3.45 billion through 2029 for expansion, including walk-through verification at crossings, while a House Intelligence review warns against copying authoritarian surveillance architectures. The development shows identity checks becoming routine for ordinary movement, making the strength of oversight the key question as the system closes its remaining gaps.