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US intelligence agencies are engaged in deep discussions about the incident, Trump told reporters at the White House, adding that he expected to provide an update on the conversation with Putin probably the following day. Secretary of State Marco Rubio, speaking during a visit to Iceland, urged Russia to share additional information so that the international community could respond appropriately, according to reports from Channel News Asia. The call between the two leaders comes as the US State Department has requested further details from Russian authorities, a move that aligns with international health reporting obligations.
The 28-year-old laboratory technician, identified by Russian media as Darya Shipilova, died on October 2 after suffering from pneumonia of undetermined cause while employed at the Irkutsk Anti-Plague Research Institute of Siberia and the Far East, the Russian health watchdog Rospotrebnadzor reported. Authorities placed nearly 200 people who had contact with her under medical observation, though all tested negative for plague-related pathogens, with only minor respiratory infections like COVID-19 and rhinovirus detected in some cases, according to the watchdog’s assessment shared with multiple outlets. Irkutsk Governor Igor Kobzev stated that no microorganisms linked to her laboratory work were found in analyses of her samples.
The World Health Organization has assessed the risk of the case spreading outside Russia as very low and confirmed it is in contact with Russian officials for verification, a WHO spokesperson told Reuters. Russian authorities informed the global health body that no plague cases have been recorded in Irkutsk, emphasizing that the woman’s illness initially resembled a common respiratory infection. This transparency appeal from Washington and the United Nations follows unconfirmed local media reports suggesting a possible laboratory accident involving a broken test tube containing plague bacteria.
Founded by order of the Soviet government in 1934 with roots in a 1923 laboratory, the Irkutsk institute has monitored natural plague foci across Siberia and the Far East for more than 90 years while also researching other dangerous pathogens, according to the facility’s published history. Plague caused by the Yersinia pestis bacterium occurs naturally in the region among wild rodents such as marmots, a longstanding epidemiological reality documented in assessments from GlobalSecurity.org. Pneumonic plague represents the most severe form capable of person-to-person transmission through respiratory droplets, though Russian officials have firmly denied any confirmation of this form in the current case.
Trump had previously described the situation as involving a rough disease and noted that microbes have grown stronger and smarter over time in comments reported across outlets including India Today. The discussions between US and Russian officials occur against the backdrop of broader bilateral relations, including an upcoming deadline on sanctions legislation. No additional cases have been reported among institute staff or the broader community, according to updates from the regional governor.
The Kremlin has advised residents to avoid spreading rumors about the incident, as carried in coverage from Livemint. Officials continue to investigate the precise cause while maintaining that the situation remains under control without any emergency at the research facility. The institute’s records indicate only one prior fatal staff case linked to plague across its history, providing context for the current scrutiny of biosafety protocols.
