Yesterday marked the 13th year of the imprisonment of British Guantanamo Bay detainee Shaker Aamer.
He has since been cleared for release on two occasions, passing the strictest tests. Yet he still remains at the prison.
Yesterday, hundreds of people gathered in the UK - where he is a citizen - to protest his detention.
In recent months, President Barack Obama’s administration has released several detainees and appears intent on closing down the facility by the time he leaves office.
Wells Dixon is an attorney at the Centre for Constitutional Rights, who represents several Guantanamo Bay detainees. They include those regarded as having committed crimes related to terrorism, but suffered severe torture as part of their detention: