Commonwealth v. Emerton

The defendant, Robert S. Emerton, was charged with operating a vehicle while under the influence of alcohol (OUI), fourth offense, after he was arrested at a sobriety checkpoint on Soldiers Field Road in the Brighton section of Boston. On October 11, 2016, the defendant filed a motion to suppress evidence, arguing that the roadblock was not carried out in accordance with constitutional requirements. A judge of the Brighton Division of the Boston Municipal Court Department allowed the defendant's motion to suppress, reasoning that the roadblock was unlawful because there was insufficient data…