The former Justice Minister will continue giving evidence at the Disclosures Tribunal today.

Latest: Counsel for Nóirín O’Sullivan says he would challenge the credibility and motivation of Maurice McCabe again if he were asked to do it over.

Former Garda Commissioner Noirin O’Sullivan says she faced an “impossible dilemma” in balancing the need to support garda whistleblower Sgt Maurice McCabe while at the same time testing his evidence at the O’Higgins Commission in 2015.

The former Garda Commissioner Nóirín O’Sullivan is due to appear before the Disclosures Tribunal today.

Senior gardai were under "enormous stress" as a result of allegations made by garda whistleblower Sergeant Maurice McCabe, the Charleton Tribunal has heard.

Update 6.40pm: A solicitor from the Chief State Solicitor's Office has told the Charleton Tribunal that she had seen "trouble brewing" when barristers representing the garda commissioner said they were challenging the integrity of  Maurice McCabe at the O'Higgins inquiry, writes Gerard Cunningham.

n recent days it has emerged, through the Charleton inquiry disinterring, that former Garda Commissioner Nóirín O’Sullivan wrote to former justice minister Frances Fitzgerald suggesting a form of words, an all-for-one-and-one-for-all valediction that she should use in a Dáil statement to underline her support for An Garda Síochána and its senior officer.

Security correspondent Cormac O’Keeffe reflects on the revelations that damaged the reputation of Ireland’s policing and justice system during 2017

It could be more than 7 months before a new Garda Commissioner is appointed.

Leo Varadkar has issued a thinly veiled threat at Garda Commissioner Nóirín O’Sullivan, saying people losing their jobs over scandals “needs to happen a little bit more in the public sector”.

Former Garda commissioners including Martin Callinan could be hauled before a powerful Dáil committee over the Garda college financial scandal due to the scale of the crisis.

Sinn Féin says it's "glad Fianna Fáil has caught up" and called openly for Garda Commissioner Noirín O'Sullivan to go.

The Dáil has voted down Sinn Féin's motion of no confidence in Garda Commissioner Nóirín O'Sullivan.

The Government has been warned it would be 'incredibly dangerous' to sack the Garda Commissioner.

Latest: Garda whistleblower Keith Harrison has welcomed his inclusion into the tribunal of inquiry into the treatment of whistleblowers in the Gardaí.

The Garda Commissioner has said there was no criminality involved in the misuse of funds at the Garda training college.

An Garda Síochána has said Commissioner Nóirín O'Sullivan is aware of her obligations to protect national security and would not compromise it under any circumstances.

An inquiry into allegations of bullying and intimidation of Garda whistleblowers is expected to take up to six weeks.

Latest: Concluding the meeting today Chairperson Josephine Feehily said it was a “work in progress”.

A five-year, €200m modernisation programme for the Gardaí will see new facial recognition software to target and track criminals and terrorists.

The Government Chief Whip Regina Doherty has moved to defend Garda Commissioner Nóirín O'Sullivan, saying Fine Gael and the Taoiseach had full confidence in her.

The 88 members of An Garda Síochána who lost their lives in the line of duty have been remembered at a ceremony in Dublin.

The Tánaiste and Justice Minister Frances Fitzgerald has said she expects the Garda Commissioner to clarify the instructions that were given to her legal team.

The Tánaiste Frances Fitzgerald has ruled out asking the Garda Commissioner Nóirín O'Sullivan to reveal details of her dealings with her own legal team.

The Garda Commissioner has issued a statement, saying she's legally barred from commenting about her evidence to the O'Higgins Commission.

Garda Commissioner Noirín O'Sullivan claimed to the O'Higgins Inquiry that a whistleblower was acting "with malice", while publicly promoting him.

Garda Commissioner Nóirín O'Sullivan has been forced to defend her organised crime units having no intelligence that a boxing weigh-in would be targeted by a gangland hit squad.

The Garda Commissioner Nóirín O'Sullivan has said she is not aware that people can hire a gun for €200 in Dublin.

The Garda Commissioner Noirin O’Sullivan has hit out at the Fianna Fáil leaders description of the border region as a "twilight zone".

The Justice Minister Frances Fitzgerald has said there is no evidence that there is a senior Garda in the force is acting as a mole for the IRA.

The Garda Commissioner is being praised for efforts to crack down on crime gangs in Louth in the wake of the death of Garda Tony Golden.

Northern Ireland could see the end of devolution because of Sinn Féin's links to the IRA, DUP leader Nigel Dodds has claimed.

The Garda Commissioner is defending the appointment of her husband to a team investigating alleged leaks of information to journalists.

The Garda Commissioner's been requested to be present outside the Dáil tomorrow to ensure access to Leinster House for TDs, Senators and staff.

Interim Garda Commissioner Noirín O'Sullivan has described as "unfortunate" the use of the word "disgusting" by her former boss Martin Callinan in relation to the Garda whistleblowers.