The Village of Tinley Park is facing a major water problem but not the kind you hear about in California. The southwestern suburb uses “smart meters” to measure water usage in homes. They’re electronic instead of mechanical and are supposed to be more accurate. But according to a Chicago Tribune investigation, the SmartMeters have been regularly overcharging residents, sometimes by hundreds of dollars.

Greg Pratt is a reporter for the Chicago Tribune, and he joins us with details.