The United States Federal Witness Protection Program, also known as the Witness Security Program or WITSEC, is a witness protection program administered by the United States Department of Justice and operated by the United States Marshals Service that is designed to protect threatened witnesses before, during, and after a trial.
A few states, including California, Connecticut, Illinois, New York, Texas, and Washington D.C. have their own witness protection programs for crimes not covered by the federal program. The state-run programs provide less extensive protections than the federal program....