SANTO DOMINGO, April 15 — The death toll at last week's nightclub roof collapse in the capital of the Dominican Republic rose to 231, the Minister of Interior and Police said on Monday, as families of victims began filing lawsuits against the nightclub's owners.

BUENOS AIRES, April 11 — The death toll from the collapse of a nightclub roof in the Dominican Republic has jumped to 221, the head of the civil protection agency said on Thursday, the German Press Agency (dpa) reported.