Two people, who were arrested in the North yesterday in connection with the disappearance of four children from Co. Louth, have been released from custody.

Four children, missing from their home in County Louth since Thursday, have been located in Newcastle Co. Down.

A major international police operation has been launched to find four children missing from their home in County Louth.

Gardaí in Co. Louth are appealing to the public's help in tracing the whereabouts of four missing children.