Homeland Security officials faced a barrage of questions from House lawmakers over the use of face recognition tools at U.S. ports of entry. The question of whether CBP has exceeded its legal authority to utilize face recognition at U.S. borders and airports remains unresolved. CBP is nevertheless scanning the faces of Americans at ports of. entry in a pilot program designed to determine whether travelers are or are not foreign nationals. The technology is prone to error, especially when applied to women and people of color, experts have said.”]
Source: https://gizmodo.com/customs-and-border-protection-tells-congress-its-totall-1836244944