(Salem, OR)  --  A large scale ghost gun operation has been shutdown in Salem.  Tyler Harnden is accused of making guns without serial numbers.  Harnden is a convicted felon and not allowed to own guns.  Federal agents seized 68 firearms, thousands of rounds of ammunition, 15 loaded high-capacity magazines, and 200 counterfeit oxycodone pills that contain fentanyl.  Court documents say Harnden got drug users to buy guns for him in exchange for oxycodone.  Harnden could face life in prison.