Arrest in 14-year cold case murder from FBI DNA testing
Summary
Texas police arrested Mayra Velasquez for a 2012 murder after the FBI used DNA testing and genealogy research to identify her as a suspect. Irasema Chavez was found stabbed to death in her home, and police solved the case 14 years later through new DNA analysis and interviews.Key Facts
- Irasema Chavez was killed in January 2012 in her Arlington, Texas home.
- She suffered 100 stab wounds and was found dead on January 20, 2012.
- Police initially had evidence like surveillance and blood samples but no suspect match.
- In 2024, Arlington Police asked the FBI to help using Investigative Genetic Genealogy (DNA plus genealogy records).
- The FBI linked the DNA from the crime scene to Mayra Velasquez, 42, who was arrested in July 2026.
- Police confirmed the DNA match by testing Velasquez’s DNA from discarded trash.
- Velasquez was charged with capital murder, and police are still investigating the motive.
- Detective Tracy Dixon said Velasquez’s interview statements helped build the case.
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