Les disparus de l'Isère is the collective name given to between nine and twelve disappearances of children in the French département of Isère between 1983 and 1996. From Wikipedia
A 63-year-old man has been linked by DNA evidence to the murders of Nathalie Boyer in 1988 and Laïla Afif in 2000, raising hopes of progress in the 'Disparus de l’Isère' cases.