Overview
- Prosecutors say the driver had consumed nitrous oxide contemporaneous with driving when Mathis, 19, was fatally struck in central Lille on 1 November.
- The suspected 31-year-old, known for prior driving offenses, is under formal investigation for vehicular homicide with three aggravating factors and is being held in pretrial detention.
- Through their lawyer, the parents call for swift justice and tougher penalties, seek a law that explicitly bans driving after nitrous oxide use, and request a meeting with Justice Minister Gérald Darmanin.
- A private funeral is set for Monday, with a public white march planned in Saint-Omer on Tuesday at 14:00.
- Messages and flowers continue to be placed near the crash site as passers-by come to pay their respects.