New Muskegon Heights City Manager Shawn Roberson is pictured. MLive Express Desk, Melissa Frick – mlive.comA man who serves as both fire chief and city manager of Muskegon Heights is now facing drug possession and tax evasion charges after state and federal authorities raided city hall last month. Muskegon Heights official indicted on federal drug chargesMuskegon Heights Fire Chief and City Manager Shawn Roberson was charged Tuesday with possession of a controlled substance with intent to deliver and two counts of income tax evasion. 3 others charged in Muskegon Heights drug operation, including city manager’s business partnerA federal grand jury charged three other men Tuesday in connection to the Muskegon Heights drug trafficking and money laundering case that Roberson was allegedly involved in. Lakento Brian Smith, Javon Develle Brewer and Fletcher Lee Salazar were charged in a Muskegon Heights drug trafficking case involving fentanyl, heroin and cocaine.