SWAT team raid uncovers 3D printing guns with live ammunition, capable of firing — police also seize WWII 'replica' 3D-printed knives and grenades

https://www.tomshardware.com/3d-printing/swat-team-raid-uncovers-3d-printing-guns-with-live-ammunition-capable-of-firing-police-also-seize-wwii-replica-3d-printed-knives-and-grenades