A choice not to set up the sort of simple screening that would have saved her. The sort of thing the USG finances in places like Jordan, Kenya, and other refugee-receiving states ALL THE TIME.
Some more on this:
This is no accident.
- What is DHS' policy on screening of detained migrants for immediate health and welfare risks?
- Was that policy followed?
- What assistance if any was provided to this child upon detention?
- Will the US request support from UNHCR to establish the sort of basic arrival screening that we fund them to provide elsewhere?
/end