A number of prisoners have been taken to hospital following a protest at Cloverhill Prison in Dublin.
Two prisoners got on top of the roof during the protest, where they remain this evening.
This morning at Cloverhill Prison in West Dublin a group of prisoners refused to return to their cells from the exercise yard.
During the incident, 2 prisoners climbed on to the roof of the prison and refused to get down.
Despite efforts by prison officers to resolve the situation, one prisoner assaulted a second, causing him injuries.
Members of the control and restraint teams went into the yard to remove the remaining 15 prisoners or so, who refused to return to their cells.
A number of these prisoners were also injured and damage was caused to the prison.
A spokesperson for the Prison Service said the matter will now be subject to an internal investigation and an investigation by An Garda Síochána.
