It was a surreal scene at Madison Police Department headquarters as the situation threatened to boil over. He yelled at Madison Police Chief John Patterson, "We can shut this down. An irate Dixon took over the news conference, railing against the police department over the shooting. For more than 15 minutes, Dixon and others disrupted the news conference as Patterson, Mayor Satya Rhodes-Conway and others stood by. Patterson said the Wisconsin Department of Criminal Investigation is leading the independent investigation into the shooting.