After what happened last Monday, April 20 in the Teotihuacán archaeological zonethe name of Julio César Jasso continues to cause a stir, as the 27-year-old attacker opened fire against a group of tourists above the Pyramid of the Moonleaving a balance of two dead (including the shooter) and 13 people injured.
When intercepted by elements of securitythe aggressor was wounded in the leg and later took his life. Likewise, it is noted that he allegedly acted alone when planning the stroke.
According to the researchamong the belongings of Julius Caesar “N” was found an image created with AI together with Eric Harris and Dylan Klebold, authors of the Columbine massacreone of the most famous acts of violence in the United States.
Another line of research suggests possible effects of a pattern known as “Copycat“, which indicates the tendency to imitate a crime. For this reason, the film with the same name, as well as the documentary “Bowling for Columbine”, captured attention for being key to understanding the attack in Teotihuacan.

Forensics lower the body of a victim down a pyramid after authorities say a gunman opened fire in Teotihuacan, Mexico, Monday, April 20, 2026. Photo: AP/Eduardo Verdugo
The term “Copycat” captured the media eye in 1995 when it was adopted by the movie starring Sigourney Weber, where the character of the “Dr. Helen Hudson“investigates a serial killer impersonator.
This film shows the phenomenon “Copycat” from criminal contexts where people with psychiatric disorders search replicate or emulate tragic figures for the media impact that they have caused.
Read also: Attack on Teotihuacán; What is the Pyramid of the Moon like, the place where a man shot foreigners?

On the other hand, “Bowling for Columbine: A country in arms” is the documentary directed by Michael Moore that explores the main causes of Columbine High School massacre in 1999 and other acts of armed violence.
Despite the controversy it generated by reviving different chapters of armed violencethe director won the Oscar Award for Best Documentary in 2003. It should be noted that more than 20 years after its release, it continues to be a reference in the debate about the armed violence in the United States.

*With information from Ana Karen Velázquez and Eduardo Dina
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