Russian authorities have sought to allay global worries over the death of a young woman who worked at a Siberian anti-plague laboratory. But moves to isolate her contacts and introduce new disease-control measures at local hospitals have raised concerns among people who fear they’re not being told the full story.

The country’s consumer watchdog has said only that “an employee of an anti-plague institute in the Irkutsk Region” contracted pneumonia.

The U.S. State Department told Newsweek it is encouraging Russian authorities "to share accurate information quickly and openly" about the death of Darya Shipilova, a 28-year-old employee of the Irkut...

Ukrainian president Volodymyr Zelenskyy in a video message blamed Russia for Black Sea attack and warned that latest intelligence suggested Russia was preparing a "massive strike" on Ukraine.