Cambridge suspect faces federal charges An alleged meth and fentanyl kingpin of a “sprawling” Greater Boston empire was arrested and charged following an investigation which indicated he could have produced millions of counterfeit pills — partially funded through Paycheck Protection Program loan fraud. Schuyler Oppenheimer, 33, of Cambridge, who allegedly conducted illicit trade with Chinese suppliers under the name “Michael Sylvain,” was arrested last week and charged in federal court in Boston with possession of 500 grams and more of a mixture and substance containing a detectable amount of methamphetamine and two counts of wire fraud. The drug charge carries...