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DNA evidence from burglars sweat bands or blood left at the scene Latent fingerprints at the scene Particles of safe insulation on the burglar's person or clothes

28 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 126 | Lượt tải: 0

Hundreds of transparencies of different facial features can be selected from and “sandwiched” together to create a likeness of a suspect; with nearly four decades of experience Identi-Kit is a leading brand name for this product.

27 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 126 | Lượt tải: 0

Appearance Usually normal state of nutrition and hydration Blood-tinged, frothy fluids around mouth and nostrils, indicative of pulmonary edema Vomitus on the face Diaper wet and full of stool Bruise like marks on the head or body limbs (postmortem pooling or settling of blood in dependant body parts)

34 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 129 | Lượt tải: 0

Instructions to the Victim The officer responding to a reported sexual assault should make a great effort to ensure that any evidence that may be on the victim is secure Semen and Hair Evidence Semen that contains sperm and hair with the root attached can now be identified as coming from a specific individual as a result of DNA typing Informati...

20 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 117 | Lượt tải: 0

When a bullet penetrates the skin: the skin is pressed inward the skin is stretched and perforated the skin then returns to its original position

35 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 129 | Lượt tải: 0

Stage 4: Developing the criminal profile, a process which addresses the type of person who committed the crime and that individual's behavioral organization in relation to the crime, including background information, physical characteristics, habits, beliefs, values, pre-offense be havior leading to the crime and post-offense behavior Stage 5: Con...

23 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 128 | Lượt tải: 0

Latent prints can be searched against a file of 500,000 prints in one half hour The system produces a list of possibles called a candidate list Further determinations are made by a qualified fingerprint examiner

26 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 133 | Lượt tải: 0

Establishing the existence of a violation Obtaining probable cause for a search warrant Apprehending violators in the commission of illegal acts Identifying the violators’ associates Verifying informant reliability

27 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 124 | Lượt tải: 0

There are numerous aids that investigators can use to gather information from witnesses. The suspect description form is one such aid. Another valuable aid for investigators is the handgun identification chart such as the one shown. This is a useful tool for witnesses who are unfamiliar with guns.

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The police are required to advise in-custody suspects of: The right to remain silent The right to be told that anything said can and will be used against him or her in court The right to consult with an attorney prior to answering any questions and the right to have an attorney present during the interrogation If the suspect cannot afford t...

26 trang | Chia sẻ: thuychi20 | Ngày: 03/04/2020 | Lượt xem: 122 | Lượt tải: 0