A worker at a plague research laboratory in Siberia has died after reportedly breaking a test tube containing live plague bacteria. The incident occurred while the employee was performing their duties at the facility, according to press reports. Almost two hundred individuals who had contact with the deceased are now under medical observation as a precautionary measure. Authorities are investigating the circumstances surrounding the accident and working to contain any potential spread of the disease. The specific location of the laboratory within Siberia has not been disclosed, but officials assure the public there is no immediate threat. This incident raises concerns about safety protocols in handling dangerous pathogens within Russian research institutions. The situation is being closely monitored by health authorities in Russia.