mit-tech-review
PublishedSeptember 21, 2026 at 12:00 PM
—neutral
The US spent billions on border surveillance. Why can’t it catch people before they die?

Publisher summary· verbatim
When José Morales Bernal crossed the border into the United States on April 8, 2024, the day before his 32nd birthday, it should have triggered a chain of technological alerts and human responses. As he walked through the desert in southern New Mexico that morning, he was within range of three surve
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