A lab employee's death from pneumonia is being investigated, with a possible case of pneumonic plague reported. The World Health Organization has assessed the risk outside the country where the death occurred as very low. Investigators are looking into the cause of death, which happened last week.

Further details about the incident are available from the source. The World Health Organization's assessment provides some context, but many aspects of the case remain under investigation.

The source provides more information about what is known and what is still being determined about the death and the possible case of pneumonic plague.