The backlog of market ready hogs resulting from the month-long COVID related Smithfield packing plant closure in Sioux Falls, South Dakota has been whittled down, but a South Dakota pork industry leader says there are long waits for local processors. The Smithfield plant is operating at or above its pre-COVID capacity, according to Glenn Muller, executive director of the South Dakota Pork Producers Council, but local locker plants will be busy for a while.