The United States Attorney for the Southern District of Illinois, Stephen R. Wigginton, announced that 34-year old Sara R. Davis of Centralia, was sentenced on Friday to 4 years in federal prison, 4 years’ supervised release, a $200 fine, and a $100 special assessment following her guilty plea in May to Conspiracy to Manufacture and Distribute Methamphetamine in violation of federal law.  The offense took place in Marion and Clinton Counties.  Supervised release follows service of the term of imprisonment.  There is no parole in the federal system.  Court documents establish that at least from the summer of 2012, through and including October 2, 2014, Davis obtain the ingredients necessary to manufacture methamphetamine, including pseudoephedrine tablets, and provided them to others to use in the manufacture of methamphetamine.  Information leading to the charge against Davis and others was obtained in an investigation conducted by the FBI, and the Clinton County Sheriff’s Department, and assisted by the Illinois State Police Methamphetamine Response Team and the Centralia Police Department.