German man suspected of murdering 21 co workers by poisoning their lunches

You're referring to the shocking case of the German man who allegedly poisoned the lunches of his 21 coworkers, resulting in the deaths of several individuals.

The incident occurred in the town of Ibbenbüren, Germany, in 2016. The suspect, identified as 42-year-old Markus M., was a former employee of the company where the poisoning took place. He had been fired from his job several months prior to the incident.

According to investigators, Markus M. had been planning the attack for some time, and he had been secretly adding a toxic substance to the food of his former coworkers. The substance, which was later identified as a pesticide, was allegedly added to the lunches of 21 people, resulting in the deaths of at least 6 individuals.

The investigation into the case was extensive, and it took several months to identify the suspect and gather evidence. Markus M. was arrested and charged with multiple counts of murder and attempted murder.

The case has sent shockwaves through the community, and it has raised concerns about workplace violence and the potential for similar incidents in the future.