‘Like mice in a cage’: Inside Europe’s prison overcrowding crisis

Brussels, Belgium – Bilal knows life behind bars.

Over the past 10 years, the 34-year-old has served a sentence in five prisons across Belgium. He most vividly recalls conditions in Mons, a 19th-century prison near the French border, where he said 9-square-metre (97-square-foot) cells housed three to four detainees. He remembers bouts of scabies, bed bugs and monkeypox spreading...