Brazil prison riot kills at least 56 in as state - BBC News

At least 56 people are killed in a prison riot in as state in northern Brazil.

Brazil prison riot kills at least 56 in as state - BBC News

Brazil's brutal prison violence prompts government action - video Dailymotion

Escaped murderer Cavalcante arrested after two weeks on the run in Pa.

Drugs gang 'kills 31 inmates' in Brazilian jail - BBC News

Ecuador prison riot: More than 40 inmates killed - BBC News

Brazil prison riots: What's the cause? - BBC News

The Prisoner Dilemma: Insurrectionary Anarchism and the Cospito Affair – Combating Terrorism Center at West Point

At Least 56 Inmates Killed in Prison Riot in Northern Brazil

Brazil prison riot: At least 56 dead

Brazil prison riots: What's the cause? - BBC News

New grisly Brazil prison massacre kills 31

New grisly Brazil prison massacre kills 31