The CDC officially ended its coordinated hantavirus response after assessing that outbreak risk had diminished, following monitoring of repatriated passengers and epidemiologic work. Reporting since then has raised new questions about why HHS Secretary Robert F. Kennedy Jr. reportedly overruled CDC experts to order unusually strict quarantines, and critics say officials have not publicly explained those decisions. Ending the formal response does not eliminate ongoing surveillance or local public‑health actions if new cases emerge.
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