Critical issues on Florence building site - prosecutor - General News. Preliminary investigations into Friday's structural collapse at a building site in Florence that left four construction workers dead.

Public prosecutor Filippo Spiezia said that several criticalities came into play. Three Romanian workers were also injured in the collapse but their condition is not life threatening, he said. The public prosecutor also confirmed media reports that some of the foreign victims may have been irregular migrants. ALL RIGHTS RESERVED © Copyright ANSA.