Fort Wayne police conducted a raid yesterday at a building on Speedway Drive near Coliseum.  According to our news partners at 21 Alive, the raid was conducted due to suspected illegal drug activity.   Several employees were taken away from the scene, but none was charged.  A home on East Tillman Road was also raided yesterday.  Officers there were seen carrying several bags and paper documents from the scene.  Police say they were looking for materials related to the manufacturing of synthetic marijuana.