Overview
- Mitie said reports of prisoners taking control and staff fleeing were inaccurate and that a couple of minor incidents were quickly resolved.
- Multiple social media posts alleged rioting, a takeover of house block B and damage to house block F, but these claims have not been independently verified.
- HMP Millsike is a Category C prison at Full Sutton that opened in March and can hold roughly 1,500 inmates under private management by Mitie.
- Local outlets reported the online allegations and the operator's rebuttal, with Mitie stating the prison continues to operate as normal.
- GB News reported new accounts from a former worker and anonymous staff describing safety and staffing concerns, which remain unverified by independent sources.