The weekend of May 2020 in Chicago was marked by unprecedented violence and chaos. Riots and looting erupted throughout the city in response to the tragic murder of George Floyd by a Minneapolis police officer. By the end of the weekend, at least 30 people had lost their lives, and 64 others had been injured in shootings, making it one of the deadliest weekends in Chicago’s history.
One night during this tumultuous time, Michael Williams, a 64-year-old man, unwittingly found himself at the center of a legal nightmare. While driving, he offered a ride to 25-year-old Safarian Herring, only to have a shot fired into his car at a red light. Subsequently, Williams was wrongfully charged with first-degree murder in connection with Herring’s death. Despite spending nearly a year in jail, the case against him was eventually dropped.
In a surprising turn of events, the city of Chicago has agreed to pay Williams $500,000 to settle a lawsuit he filed over the wrongful accusations. Much of the blame for this ordeal has been directed towards ShotSpotter, a gunfire detection system that was used to build the case against Williams. However, it was revealed that ShotSpotter explicitly warns against using its data to pinpoint shots fired within buildings or vehicles, which was exactly what the Chicago Police Department did in this case.
On the night of the shooting, ShotSpotter detected a single gunshot at a specific location, but detectives erroneously built a murder case around this data, alleging that Williams had fired the fatal shot from inside the car. When SoundThinking, the parent company of ShotSpotter, learned of this misinterpretation, they intervened and informed the authorities that their technology was not designed to detect gunfire within enclosed vehicles. As a result, the charges against Williams were dropped.
This incident sheds light on the complexities of using technology in criminal investigations and the importance of interpreting data accurately. While the Williams case has been mired in controversy surrounding ShotSpotter’s role, it serves as a cautionary tale about the limitations of relying solely on technology for evidence. In the end, justice prevailed, but not without significant consequences for an innocent man who lost a year of his life due to a misunderstanding.

