In a press release issued Thursday, South Carolina U.S. Attorney Beth Drake said David Michael Gibson, 39, of Columbia, was sentenced for conspiracy to manufacture and pass counterfeit currency. U.S. District Judge Mary Geiger Lewis sentenced Gibson to 30 months in jail. Previously, Judge Lewis sentenced Travis Cree Stafford, 39, and Justin William Watson, 32, both of Columbia, to 46 months and nine months in jail, respectively.