"Howard Saul Becker is an American sociologist who has made major contributions to the sociology of deviance, sociology of art, and sociology of music. Becker also wrote extensively on sociological writing styles and methodologies. Becker's 1963 book Outsiders provided the foundations for labeling theory"
I would ask what has happen between the two in the last month. What harsh stuff the murdered person has done. Ask the personality of the victim. And see if there is negative responses in his answers.
Body camera footage provides critical evidence for internal and external investigations of police conduct and offers community members a detailed, firsthand account of what happened during an encounter.