jail

The department has long faced allegations about secretive deputy groups running amok in certain stations and jails, controlling command staff and promoting a culture of violence.

Smollett was sentenced to 150 days in jail, but only served six days before he was freed pending appeal.

County and state jails are also used, for which local jurisdictions receive compensation from immigration authorities.

Another Islamist militant leader who destroyed ancient shrines in Timbuktu was sentenced to nine years in jail in 2016.

Figures show there were 629 foreign nationals in Scotland's jails as of the beginning of October – about 7.6% of the prison population.