On Thursday 8 July, a fight broke out among students on line 688 while it headed towards Wemperhardt from the secondary school in Clervaux.

The bus driver, who noticed the brawl, decided to pull over on rue d'Asselborn in Troisvierges.

The Troisvierges Police Department has now launched a call for witnesses, especially students travelling on the same bus.

All information regarding this incident is to be forwarded to the police, either by calling 244 87 1000 or by writing an e-mail to police.troisvierges@police.etat.lu