>> One of the bloodiest prison riots in Brazil's history, breaking out overnight leaving at least 60 people dead. The unrest began Sunday night and bled into Monday, at a penitentiary in the Amazon jungle city of Manaus. Where inmates from rival drug gangs exchanged gunfire with each other and police, taking 12 prison guards and scores of inmates hostage.
Reuter's correspondent Alonso Soto is in Brasilia.>> Several of the dead were decapitated. Where television images showing the bloody and dismembered bodies of many prisoners lying on the floor of this complex. Authorities negotiating an end to this standoff that lasted for several hours and were able to release dozens of hostages.
>> A local newspaper reporting that some of the decapitated bodies were thrown over the prison wall. Family members of inmates surrounding the prison desperate to know the stage of their loved ones inside.>>
> I want to know how my son is. My son's in there. This is a bullet.
>> Authorities are still looking for inmates who escaped during the chaos. The massacre was the latest clash between inmates aligned with Brazil's most powerful drug gang, the Sao Paulo-based First Capital Command, or PCC, and a local Manaus criminal group known as the North Family. International Watch Dog groups are now blaming Brazil's failing prison system.
>> Overcrowded prison cells and poor sanitation has enraged prisoners across Brazil, where you see similar massacres happening almost every year.>> Brazil has the world's fourth largest prison population.