    Sentence 1: They have been identified by  the Tarrant County Medical Examiner 's  Office as Melena 's brother , Angel  Melena , 25 , and Narcisco Del Angel  Lozano , 34.    Sentence 2: The Tarrant County Medical  Examiner 's Office has identified the  deceased passengers at the scene as  Angel Melena , 25 , and Narcisco Del-  Angel Lozano , 34.