An illegal casino was invaded on Wednesday in Steubenville. It happened on 4244 Sunset Boulevard. Officials say they had been hearing complaints about the illegal casino for a while, so the police department called on the Ohio Casino Control Commission to help them with the investigation. They were able to seize several illegal slot machines. “Numerous citizens have complained about this,” Steubenville City Manager Jim Mavromatis said. “These are lengthy investigations — and they take time.