Twelve days after the collapse of one of the towers of Space Building in Medellin, the Attorney Office has identified the recovered bodies of a college student and three Concretodo company workers.

The first body identification was made last October 14, when the college student Juan Esteban Cantor body was found. Last Tuesday they were found and identified the lifeless bodies of Álvaro José Bolívar Cañola, Ivan Dario Gonzalez Alvarez and James Andres Arango Pulgarín.

Meanwhile, about 20 officials of the Attorney advance research on two fronts to establish the causes of the incident and the possible criminal responsibility for crimes of manslaughter and negligent injury. So far there have been interviews to several people involved in the case and have obtained material evidence in the same scene, at the Planning Office of Medellin, in the Superintendency of Industry and Commerce and the Construction Legal Office.

Similarly, the technical committee of CTI, composed by an anthropologist, an architect and surveyor, have collected and sent samples to the laboratory of collapsed structure to National University, which will analyze the work technical specifications and material quality of used.