In St. Petersburg, a research doctor was detained on charges of state treason. The criminal case was initiated based on his scientific articles published in foreign publications.

In St. Petersburg, the chief scientific researcher of the Federal Budgetary Institution of Science "North-Western Scientific Center for Hygiene and Public Health" of Rospotrebnadzor, Doctor of Medical Sciences Alexei Dudarev, has been arrested. According to "Pervy Otdel," the detention was carried out as part of a criminal case on state treason under Article 275 of the Criminal Code.