NIAID bars U.S. disease scientists from communicating with the WHO during active outbreaks
A May 18, 2026 internal directive from a senior National Institute of Allergy and Infectious Diseases official, obtained by CNN, restricted U.S. infectious-disease researchers to attending World Health Organization meetings only in groups of three or fewer and only in a "listening capacity," with any research questions or countermeasure ideas routed through HHS's chain of command. The limits were imposed during active Ebola and Hantavirus responses; current and former officials called barring direct scientist-to-scientist coordination during an emerging public-health emergency unprecedented.
