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Answer:
In the shooting scene, you'd be able to collect the shell of the bullet and that would be one step to find out what type of gun the perpetrator used. You could go through nearby stores and look through their CCTV camera and find out what kind of car it was and maybe even catch a glimpse of the perpetrators face. However if the shooting was in a residential area you could go door to door looking for witnesses. To see if anybody heard or saw anything.
Answer:
Investigators acting as police witnesses in a case should be prepared to encounter a certain amount of theatrics during the trial. They should cultivate a courtroom demeanor.
Explanation:
Courtroom demeanor refers to one's professionalism within a court of law. Your courtroom demeanor is an extremely crucial factor to how exactly your witness testimony is perceived by the jury or bench.
