The Mataviejitas: The Shocking True Story of Mexico’s Infamous Serial Killer

For years, elderly women in Mexico City were found dead in their homes—strangled, with no signs of forced entry. Fear gripped the city as whispers of a serial killer spread. But the truth was more shocking than anyone imagined.

The police dismissed key witness descriptions, wasted years chasing the wrong suspects, and failed to see what was right in front of them. When the killer was finally caught, the entire country was stunned.

In this gripping episode of The Mysteries of Latin America, I uncover the disturbing case of Juana Barraza, a former lucha libre wrestler turned serial killer, who preyed on society’s most vulnerable. From her traumatizing past to her calculated deception, and the botched investigation that let her kill for years, this is one of the most chilling true crime cases in Latin American history.

Could lives have been saved if the authorities had listened to witnesses? Was Barraza driven by revenge, or was she something far more terrifying?

Listen now and decide for yourself.

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