Summary
On April 20, 2026, a gunman identified as 27-year-old Julio Cesar Jasso of Mexico opened fire on tourists at the Pyramid of the Moon at the Teotihuacán archaeological site in Mexico, wounding 13 people and killing one Canadian. Authorities confirmed that an AI-generated image found at the scene depicted Jasso posing with Eric Harris and Dylan Klebold, the perpetrators of the 1999 Columbine school shooting. The image appeared alongside other items found at the site, including pictures of Jasso performing a Nazi salute, a gun, and a knife. The incident occurred on the 27th anniversary of the Columbine shooting, and Jasso later died from a self-inflicted gunshot wound.