HMP Littlehey prisoner charged with false imprisonment
A convicted sex offender has been charged with false imprisonment in connection with an assault on a female prison officer.
Liam McCarthy, 27, has also been charged with actually bodily harm after the incident at HMP Littlehey on 9 January.
Cambridgeshire Police said the alleged attack happened at about 10:41 GMT.
The prison, near Huntingdon in Cambridgeshire, houses more than 1,000 male sex offenders.