authorities in chicago a man named corey morgan arrested with first-degree murder charges in connection with the tysean lee murder. >> we'll get back with you with more information. in the meantime, protesters say murder charges against a chicago police officer in the shooting death of 17-year-old laquan mcdonald are not enough. they want to oust the police superintendent. cnn's ryan young is on michigan avenue to tell us more. good morning. >> reporter: good morning, carol. the two stories, it tells you how complicated chicago can be in one sense the community needs police department to go after the killer of this 9-year-old child but on the other hand, they want to hold this police department accountable. they also want the state's attorney to be replaced. we know black friday was a day protesters were going to come down to the famous michigan avenue and march up the street to try to disrupt black friday