CWB Chicago reported on three recent incidents in Chicago in which ShotSpotter led to the arrests of armed individuals with criminal histories. The first man had a lengthy felony record, including an attempted murder conviction, and was found with a gunshot wound and a loaded firearm. The second man, who was on parole, threatened a postal worker and fired shots into the air. The third man became enraged at a restaurant, returned with a gun, and fired shots at the building.