A prisoner who is being treated for a serious head injury after he was found lying on a road in Eua on Saturday, April 29, was believed to be drunk.
TBC report said Police suspected he was drinking alcohol while he disappeared from the prison.
Police said he was found in a bush area in Loupata not far from the prison compound.
His injury put his life in a critical condition and is currently receiving medical treatment in hospital, Police said.
They said the prisoner was reported missing after a head count of all inmates at Sianai prison at around 5pm.
He was found about an hour since his disappearance was noticed.
Police were investigating the incident.