An unprecedented tragedy happened in Tribistovo, near the south-Bosnian town of Posusje where eight youths who were celebrating the New Year's Eve were found dead, N1 learns Friday.

West Herzegovina Canton's Interior Ministry confirmed for N1 that “eight youths were found dead,” without going into details regarding the cause of death.

According to local media reports, the most likely cause of death is gas, but this information is yet to be confirmed.

The local police, Public Prosecutor and other law enforcement agencies are on the ground investigating the case.