Glen Parva young adults prison in Leicestershire has been named as one of the five most violent prisons in England and Wales. The Howard League for Penal Reform say there were 392 assaults there last year - only four other prisons recorded more.
The report also says Peterborough Prison is the most violent in the country.
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Dry with clear spells this evening, allowing temperatures to quickly fall close to freezing.
Clear spells across southern and eastern parts will lead to a chilly night with a local frost possible.
A video has been posted online by students at Nottingham Trent University showing an alleged intruder stuck in a window of a building.