The Brief Workers at Cargill’s salt facility in Newark went on strike early Tuesday morning, halting operations as contract negotiations over wages and healthcare benefits remain stalled. The Newark facility employs approximately 120 union members who manage the entire operational lifecycle, from the salt evaporation process to final truck loading and distribution. Workers at Cargill’s salt facility in Newark went on strike early Tuesday morning, halting operations as contract negotiations over wages and healthcare benefits remain stalled. Cargill workers on strikeWhat we know:The strike began at 3 a.m., with employees marching along the driveway while trucks lined up on the street outside the facility. Cargill owns more than 12,000 acres of salt ponds, including operations across the San Francisco Bay.