Cases
What happened in the Nix. vs Williams case?
The police found a body through casual conversation - against the lawyer's wishes
What is the 4th Amendment
Protects the right to privacy and freedom from unreasonable invasion
What happened in Chimel v. California?
Chimel refused consent for the officers to search his home, but the officers still searched
What is a chain of custody
The documentation of movement and location of physical evidence
What case established the need for warrants?
Weeks v. U.S.
What is the good faith exception?
States the police can conduct a search in “good-faith” on an ultimately invalid warrant
What is Terry v. Ohio?
Cleveland police officer was patrolling and saw John Terry and Richard Chilton acting suspiciously
What could happen if the chain of custody is broken
Loss of a job
Evidence is thrown out in court
Evidence could become contaminated and you could be blamed
Evidence can become lost
What case established the Exclusionary Rule?
Mapp v. Ohio
What case established the Automobile Exception?
Carroll v. U.S.
What must law enforcement submit before obtaining a search warrant?
Affidavit
What happens to blood evidence after they are collected?
Blood evidence should be collected and refrigerated or frozen as soon as possible after collection.
What happened in Weeks v. U.S.
law enforcement unlawfully searched a home without a search warrant and seized documents
What is the Exclusionary Rule?
Prevents court from using evidence obtained from unreasonable search and seizure
What PPE should be worn when collecting evidence?
Gloves, proper footwear
what makes up latent prints
Oils and sweat
What occurred in the U.S. v. Leon Case?
a judge issued a search warrant for a home based on surveillance evidence and police recovered large quantities of illegal drugs in the search
What are the 4 reasonable grounds probable cause can be based on
Observation
Expertise
Information
Circumstantial Evidence
A string of synthetic hair from a wig
Place the following steps for lifting prints in the correct order.
Identify usable prints
Attach tape to clean piece of white paper
Sweep fingerprint powder over the surface of the object
Photograph usable prints
Use a clean piece of tap to pick up the powder
Sweep fingerprint powder over the surface of the object
Identify usable prints
Photograph usable prints
Use a clean piece of tap to pick up the powder
Attach tape to clean piece of white paper