As night fell over Minneapolis Wednesday, tensions between protesters and police rose to a new peak. Around 6:30 p.m., protesters began surrounding the precinct, continuing chants, demanding justice in the shooting death of Jamar Clark. Police say protesters began throwing rocks, bricks and bottles at officers. Police say officers have been hit, but none have needed medical attention. Shortly before 9 p.m., chemical irritants were deployed, both from officers and protesters.