Commonwealth v. Guaman

Following an afternoon of drinking beer, the defendant, Nicolas Dutan Guarnan, drove off in his pickup truck, struck a motorcyclist, and continued to drive for several blocks while dragging the victim to his death. The defendant appeals from his convictions of manslaughter while operating a motor vehicle under the influence of intoxicating liquor in violation of G. L. c. 265, § 13 ½ (OUI manslaughter), felony motor vehicle homicide in violation of G. L. c. 90, § 24G(a), and other related charges. He claims that the evidence was insufficient to prove that he knowingly engaged in wanton or…