DETROIT – Michigan State Police are investigating potential fraud in connection with breathalyzer testing. Police suspect fraud may have been committed by contract employees of the Datamaster vendor and Intoximeters. On Friday, police alerted police and prosecutors that it has issued a stop order on the current vendor’s contract because of performance-related issues. Intoximeters employs three contract employees who were responsible for servicing all the Datamaster DMT instruments in Michigan. Police believe discrepancies have been identified involving the breathalyzers in the following locations:Alpena County Sheriff’s DepartmentBeverly Hills Police DepartmentDetroit Detention CenterMontcalm County Sheriff’s DepartmentNiles Police DepartmentPittsfield Township Police DepartmentTecumseh Police DepartmentVan Buren County Sheriff’s DepartmentProsecutors in those counties have been altered and will determine if there will be any impact on drunken driving cases.