This tragic incident took place in the early hours of this morning and it's now said that some illegal works were being carried out.
Se derrumbó un hotel en Villa Gesell: siguen las tareas de rescate en el lugar | TN
One dead as 10-story hotel collapses in Argentine beach town - Buenos Aires Herald
The owners were doing ‘illegal and irregular works’ on the building in Villa Gesell, although the exact cause for the incident is still unknown
buenosairesherald.com