Read the latest news on prisons
Three men charged with killing notorious Boston mobster 'Whitey' Bulger
UK extremist who plotted mass murder denied parole
Turning over a new leaf: UK prisoners join vertical farming scheme
Israel's president calls for investigation into prison abuse reports
Family of Briton freed in Iraq thank 'strangers' for support
Remains of 8,000 Nazi camp victims found in Poland
Channel migrants arrive in UK with petrol burns, says watchdog
France jails former Rwanda official for 20 years over genocide
Iranian jail accused of withholding medication for prize-winning activist
R Kelly -- in pictures
Britons facing death penalty for fighting Russian forces to appeal
NGO says Iran executed 12 inmates in the south-east
Dutch woman jailed on Syria terrorism charges
Egypt sentences former presidential candidate to 15 years prison
Trevor Reed describes squalid conditions during detention in Russia
Palestinian prisoners given five extra years for jail break