# The US spent billions on border surveillance. Why can’t it catch people before they die?

> 标题为英语

> 全文为英语

**Published:** 2026年9月21日
**Author:** James O'Donnell, Eileen Guo
**Source:** MIT Technology Review
**Language:** en-US
**HTML:** https://aiqazaqstan.com/zh/articles/the-us-spent-billions-on-border-surveillance-why-can-t-it-catch-people-b

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…

> 内容来自原始来源： **MIT Technology Review**
> [在 MIT Technology Review 阅读全文](https://www.technologyreview.com/2026/09/21/1144166/border-towers-surveillance-investigation/)

---

*AI Qazaqstan — non-commercial informational portal about AI in Kazakhstan. Machine translations and summaries are AI-generated.*