injured officers and protest demanding change. first garrett any developments in the investigation of the the shooting? reporter: jenna, police are keeping the investigation close to the vest. we are told they have leads they are following and so far no arrests or suspects identified. yesterday on happening now though we saw live video of the investigation that is underway. there are police officers in the home and looking for anhe a ttic. and two men and one woman were taken away for questioning but no charges were filed. it is the number one priority for the st. louis police department. and there is a reward offered for any information that leads to the arrest, jenna. is there any change in the mood at the protest? reporter: apart from the candlelight vigil it was a festive scene amongst the protest iters compared to the