Lucas Tronche disappeared in March 2015 in Bagnols-sur-Cèze in the Gard department. A backpack, a cell phone and bones were found there.

DNA tests confirm that these are the remains of the teenager. Little Emile disappeared on July 8, 2023 just one kilometer from the family home. The investigation and analysis of the bones will now have to determine whether or not the research took place last summer next to the child's body.. A call for witnesses concerning “an unknown person” spotted in the neighborhood by a resident on the day of Lucas’ disappearance.