A backlog of apples, potatoes and other goods is clearing out of the ports of Seattle and Tacoma. Still, Mid-Columbia growers and exporters continue to feel the pains of lost sales and customers created by a lengthy export slowdown. It appears Washington frozen potato processors will be back to normal shipping patterns and able to ship last year’s crop before this year’s crop becomes available in July, said Dale Lathim, executive director for the Potato Growers of Washington and the United Fresh Potato Growers of Washington & Oregon. More