WORKERS AT SOUTH DAKOTA STATE PENITENTIARY JOIN TEAMSTERS

Local 120 Continues Organizing Streak in South Dakota SIOUX FALLS, S.D., July 27, 2026 /PRNewswire/ -- Maintenance workers at the South Dakota State Penitentiary have voted overwhelmingly to join Teamsters Local 120. "We didn't fold when DOC administration tried to intimidate us with...