On May 18, 2020, at approximately 6:40 p.m., Luis, who serves as a member of the National Guard, a victim of the crime, was carrying out investigative work, which is why he arrived aboard the Chevrolet brand vehicle. , Cavalier type, 2020 model, red, owned by him, on Miguel Alemán Street, in front of number 78, almost on the corner of López Mateos, in the Independencia neighborhood, in Mexico City.