HARRISBURG, Pa. (WHTM) — The United States Attorney’s Office indicted 43-year-old Melvin R. Thomas of Steelton, Pennsylvania, for intimidating a witness and firearm charges.

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The indictment alleges that Thomas used a firearm to retaliate against a federal witness who testified in a federal proceeding. The Federal Bureau of Investigation (FBI) and Steelton Police Department investigated the case.

The maximum sentence for these offenses is life in prison.