Police stop driver during early afternoon when concerned citizen calls police to say driver is acting erratically in parking lot across the street from pharmacy. Car is stopped in middle of road when police arrive. Driver submits to field sobriety testing but is 0.00 on breath test. Police suspect she is under the influence of combination of prescribed drugs. Prosecution cannot prove impairment of any particular substance at trial. Not Guilty Verdict. Lifetime Lookback effects of Melanie’s Law avoided for this MA resident driver with prior Florida DWI.