St. Landry Crime Stoppers received two national awards at the 50th Crime Stoppers USA Conference in Washington, D.C., Sheriff Bobby J. Guidroz announced. Maj. Mark LeBlanc and Lt. Elizabeth Bernard returned from the conference with an award for a radio public service announcement about the 21-year-old missing-person case of Sandra Burris. The case was featured on the nationwide podcast “The Deck.”…