Fights in a prison are probably not unusual, and often worse that the "fight club" video from Mt Eden that has had a political chain-reaction.

The arrest of three inmates at Mt Eden prison for allegedly helping to run a methamphetamine ring has not worried the Corrections Minister.

When a High Court judge comes out and makes a formal declaration that Parliament has failed to protect human rights, then we really should sit up and pay attention, writes Andrew Geddis.

Inquiry to look at figures Serco sent to the Department of Corrections showing "prisoner on prisoner violence": Corrections Minister Peseta Sam Lotu-Iiga.

A Corrections Department management team has taken over the day to day running of the prison for the immediate future.

What is accepted in Mt Eden today will creep into other institutions as prisoners are transferred from one to the other, writes Jarrod Gilbert. As a remand facility, Mt Eden is a gateway to prisons around the country.

The money to be docked from Serco includes a large fine for failing to keep prison violence to levels set out in its contract with government.

New claims have emerged of unrest at another jail soon after scandal engulfed Mt Eden prison.

John Key says there will be serious consequences for Serco if they are found to not be meeting obligations.

This should not be happening. Being locked up is punishment enough, writes Kerre McIvor.

The prisoner who died after allegedly being dropped off a landing at Mount Eden may have died from causes unrelated to an assault.

The Prime Minister says there will be serious consequences for Serco if they are found to not be meeting obligations at Mt Eden Correctional Facility.

A former Mt Eden inmate reveals tobacco and drugs are regularly available, and shows David Fisher how they are smuggled in.

Corrections Minister Sam Lotu-Iiga denies the takeover indicates a loss of confidence in operator.

$100,000 a year to imprison a person is a lot of money. That's the striking figure at the centre of the current prison scandal and debate.

The High Court has ruled a blanket ban on all prisoners' voting in general elections is an unjustified limit on their right to vote.

Minister says Government team is stepping in to run Mt Eden prison, after private firm rocked by allegations of violence.

The parents of a prison inmate whose death is at the centre of a prison violence scandal are looking to lay a formal complaint with police.

The White House has announced that it is finalising a plan to close the Guantanamo Bay detention facility in Cuba.

The Corrections Minister's statements are all well and good but the seriousness of prison claims requires a harder line, writes Toby Manhire.

Faced with a growing backlog in the already overloaded justice system, a frustrated judge has criticised Serco's Mt Eden prison for not doing its job.

The inmate whose death is at the centre of a prison violence scandal is the grandson of a National Party stalwart who died just weeks later.

Serco has been fined $300,000 in the last year for breaching its contract with the Government, the Corrections Minister revealed this afternoon.

Under-fire Corrections Minister Sam Lotu-Iiga has hauled in prison operator Serco for an urgent meeting today.

Embattled Corrections Minister Sam Lotu-Iiga is defending his handling of the controversial death of a prisoner at a privately-run prison.

Labour MP Kelvin Davis says the Corrections Minister has lost control of his department.

Labour MP Kelvin Davis has claimed that a prisoner who was thought to have died from a superbug had severe injuries that could only have been caused by violent abuse within jail.

The inmate whose death is the subject of multiple inquiries was on the brink of escaping the life which put him behind bars, friends have told the Herald.

Labour MP Kelvin Davis has claimed a prisoner who was thought to have died from a superbug had severe injuries that could only have been caused by violent abuse.

The fight clubs were a “disgrace” and showed private companies should not run prisons, the Public Service Association said.