A Smithfield Foods plant in Sioux Falls, S.D., that produces 4% to 5% of the nation’s pork supply has become the latest meat processing facility to shut down as COVID-19 sickens plant workers.

A Smithfield Foods plant in Sioux Falls, S.D., that produces 4% to 5% of the nation’s pork supply has become the latest meat processing facility to shut down as COVID-19 sickens plant workers.