Northeast Radio SD News – Hamlin County, SD - The South Dakota Highway Patrol has announced plans to hold sobriety checkpoints across 16 counties during January. The scheduled enforcement efforts will take place in the following counties: Beadle, Brookings, Brown, Clay, Davison, Day, Hamlin, Hanson, Hughes, Jones, Lawrence, Lincoln, Lyman, Meade, Pennington, and Spink.