 In other news, ATF agents say a North Texas man has been busted for importing illegal machine gun parts from China. TSN's L.P. Phillips reports on Glock switches and ghost guns. When federal agents raided Joshua McHeaver's home, they found a ghost gun that had been privately made. And on that gun, they say, was a special switch that converted it into a machine gun. They say they also found more switches, firearm accessories, and two commemorative bitcoins.