and mid-level drug offenders can be adequately prosecuted by the States and punished or supervised in treatment as appropriate. (16) The Departments of Justice, Treasury, and Homeland Security are the agencies with the greatest capacity to investigate, prosecute and dismantle the highest level of drug trafficking organizations. Low-level drug offender investigations and prosecutions divert Federal personnel and resources from prosecuting high-level traffickers. (17) Congress must have the most current information on the number of prosecutions of high-level and low-level drug offenders in order to properly reauthorize Federal drug enforcement programs. (18) Congress has an obligation to taxpayers to use sentencing policies that are cost-effective and increase public safety, in addition to establishing a criminal justice system that is fair, efficient and provides just sentences for offenders. Mandatory sentences have not been conclusively shown to reduce recidivism or deter crime. (19) Prisons are important and expensive