Riot in pre-trial detention center 1 in Rostov-on-Don: all participants in the siege were killed, employees were released Editorial “Layout” June 16, 2024 | Convicts in pre-trial detention center-1 in Rostov-on-Don took two employees of the institution hostage On the morning of June 16, six prisoners held in pre-trial detention center-1 in Rostov-on-Don took two employees of the institution hostage. The prisoners demanded a car, weapons and the opportunity to leave the detention center.