VOICED : French investigators

The video discusses the use of dogs in operations, highlighting their role in tracking a child's path confirmed by a bicycle. Despite diminishing hopes, the focus remains on the accident theory due to dangerous terrains. All search avenues are explored, emphasizing the need for on-foot searches and vigilance.

Pourquoi la piste de l'accident est-elle privilégiée?

Comment les recherches doivent-elles être effectuées selon le texte?