Seven assaults were recorded every week at Glen Parva young adults’ prison last year according to the Howard League for Penal Reform.
Ministry of Justice statistics show there were 392 assaults during 2012. Only four other prisons in England and Wales recorded more.
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Showers will die out during the evening to leave a dry night across the region.
A dry night is in prospect with light winds and some cloud breaks allowing clear spells.
Nottingham City Transport are investigating after one of their buses burst into flames.