TACOMA, Wash. – A long investigation into an illegal marijuana growing and sales operation resulted in a large seizure of plants and processed pot in Tacoma. Authorities investigated a legal tier 2 licensed cannabis producer and processor who was discovered to be diverting and selling significant quantities of marijuana into the black market, according to investigators with the Tacoma Police Department’s Special Investigations Unit (SIU), and the Washington State Liquor and Cannabis Board (LCB).