A Cold Case Went Unsolved for Years. Then Investigators Found a New DNA Lead

Police have solved a 14-year-old cold case in Arlington, Texas, involving the 2012 stabbing death of Irasema Chavez. The breakthrough occurred after investigators utilized advanced DNA technology and investigative genetic genealogy to identify a suspect. These forensic methods led authorities to arrest 42-year-old Mayra Velasquez. The case had remained unsolved for years until the application of these modern genetic tools provided the necessary lead to finally bring the perpetrator into police custody for the crime.