Men being admitted to prison
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Startling number of mental health patients behind bars in US

The UK's prison problems, with many inmates suffering from mental illness, are mirrored around the world.

In America there are thought to be three times more psychiatric patients in prison than in hospital.

BBC correspondent Aleem Maqbool was given special permission to film inside Cook County Jail, Illinois, and to speak to the prisoners at this Chicago prison.

  • 20 May 2016
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