Police from the Nahuel Huapi detachment stopped a Volkswagen Virtus carrying four adult men at kilometre 2056 of National Route 40 on 7 November 2026 during a vehicle and identity check.[1][2] During the check the officers called in National Gendarmerie specialists and road-safety personnel.[1]

With the prosecutor’s office involved, officers carried out a voluntary inspection of the occupants’ belongings with a drug-detection dog.[1][2] The search found four wrappers holding green plant material and another wrapper holding white powder.[1][2] Gendarmerie field tests were positive for cannabis and cocaine hydrochloride, and the weighing set the cannabis at 23.32 grams and the cocaine at 1.01 grams, which were seized under chain of custody.[1][2]

By order of the prosecutor, the four men were held and taken to Police Station 28 in Villa La Angostura for further proceedings.[1][2] Two of the men were made subject to notification of the proceedings, while the other two were transferred for identification.[1]