E. Lucas Matías Mendoza's loss of vision 35 F. Detention conditions in the Mendoza Provincial Prisons, the death of Ricardo David Videla Fernández, and its investigation F.1. Situation of violence in the Mendoza provincial prisons F.2. Death of Ricardo David Videla Fernández F.3. The prosecution’s investigation into the death of Ricardo David Videla Fernández F.4. Administrative investigation into the death of Ricardo David Videla Fernández G. The injuries sustained by Lucas Matías Mendoza and Claudio David Núñez in Ezeiza Federal Prison Complex No. 1 VIII RIGHTS TO PERSONAL INTEGRITY, PERSONAL LIBERTY, AND OF THE CHILD IN RELATION TO THE OBLIGATIONS TO RESPECT AND ENSURE RIGHTS A. Arguments of the Commission and pleadings of the parties B. Considerations of the Court B.1. The sentences imposed on Saúl Cristian Roldán Cajal, Ricardo David Videla Fernández, César Alberto Mendoza, Claudio David Núñez and Lucas Matías Mendoza B.2. Arbitrariness of the criminal sanctions B.3. Purpose of the sentence to imprisonment 37 37 38 39 42 44 47 47 48 53 56 57 IX RIGHTS TO PERSONAL INTEGRITY AND OF THE CHILD, IN RELATION TO THE OBLIGATIONS TO RESPECT AND ENSURE RIGHTS 58 A. Life imprisonment and reclusion for life as cruel and inhuman treatment A.1. Arguments of the Commission and pleadings of the parties A.2. Considerations of the Court 58 58 59 B. Lack of adequate medical care in relation to the loss of vision of Lucas Matías Mendoza B.1. Arguments of the Commission and pleadings of the parties B.2. Considerations of the Court 62 62 63 C. Torture suffered by Lucas Matías Mendoza and Claudio David Núñez C.1. Arguments of the Commission and pleadings of the parties C.2. Considerations of the Court 65 66 66 X RIGHTS TO JUDICIAL GUARANTEES AND JUDICIAL PROTECTION, AND OF THE CHILD, IN RELATION TO THE OBLIGATION TO RESPECT AND ENSURE RIGHTS, AS WELL AS TO THE OBLIGATIONS ESTABLISHED IN ARTICLES 1, 6 AND 8 OF THE INTER-AMERICAN CONVENTION TO PREVENT AND PUNISH TORTURE 70 A. Investigation into the death of Ricardo David Videla Fernández A.1. Arguments of the Commission and pleadings of the parties A.2. Considerations of the Court A.2.1. Obligation to investigate the death of a person in the State’s custody A.2.2. Due diligence in the investigation of the death of Ricardo David Videla A.2.1.1. Lines of investigation A.2.2.2. Other alleged violations B. 70 70 72 72 73 73 75 Investigation of the acts of torture against Lucas Matías Mendoza and Claudio David Núñez B.1. Arguments of the Commission and pleadings of the parties B.2. Considerations of the Court 76 76 76 C. Right to appeal the sentence 78 3