READ MORE: Father of British student, 20, murdered by the 'ogre of the Ardennes' faces last chance for justice as killer's widow is put on trial for helping him abduct her and dump her body in a river ...

20-year-old British woman Joanna Parrish (pictured) was killed by Fourninet. Her naked body was found in the Yonne river that runs through the department of the same name in central France ...

Shown photos of Ms Parrish’s bloated face after her body was recovered from the river Yonne, near Auxerre, Burgundy, Olivier said: “It’s because of me she’s gone, it’s unforgivable”.

Four-year-old son Grégory Villemin went missing from his family home in the Vosges, eastern France, in 1984 - his body was found in the river, his hands and feet bound and his hat covering his face.