rights and we want to be as patient as possible. >> message to those who are looting. [ shots fired ] >> get down. gunfire. [ gunfire continues ] >> take cover. >> one officer was hurt by a hurled brick. a laceration to the face. none were injured in the exchange of fire. i want to go to ferguson right now. cnn's sara sidner was there interviewing the interim police chief when the shots rang out. we know that the suspect who they think shot at police is in the hospital in unstable condition. gravely wounded in surgery. walk us through, sara, what happened. >> reporter: we don't know exactly what happened with the shooting of the person that police engaged.