Mayo v. City of Madison

ALMON, Justice.

Marvin Mayo was convicted in the Madison Municipal Court of driving under the influence of alcohol. Upon his appeal to the circuit court for a trial de novo, he filed a motion to suppress the results of a breath test that was administered to him. The circuit court held two hearings on the motion, with testimony presented by the officer who administered the test, the officer who inspected the machine on which Mayo was tested, an expert on behalf of Mayo, the director of the Department of Forensic Sciences (DFS), and the deputy director of DFS, who is the technical director of…