Vocab
____________ are impressions transferred to a surface either by sweat, residue of body oil, dirt, blood or other substance
Latent fingerprints
________________ is a search of unconcealed evidence that is seen by the officer during lawful activity
Plain view search
How many people in the world could have the same fingeprints?
_____________ is fibers, hairs, DNA; items of evidence that cannot be immediately seen
_____________ is a warrantless search done with no invasion of privacy; having established authority to search for weapons; Terry frisk must not manipulate the object and must immediately identify item as contraband
Plain feel/touch search
Fingerprints are easiest to find on what?
hard, smooth, nonporous surface
_____________ is evidence obtained as a result of an earlier illegal search must be excluded from trial
Fruit of the poisonous tree doctrine
______________ is a search of overheard evidence; undercover officers positioned to hear evidence NOT using listening devices (wiretaps or planted “bugs”)
Plain hearing search
When lifting prints; if your first lift does not turn out well you should?
apply more dust and attempt to lift it again.
___________________ is documentation of what has happened to the evidence from the time it was discovered until it is needed in court; including every person who had custody of the evidence and why
Chain of evidence/chain of custody
________________ is a search when evidence is left exposed and unattended in a public place
Open fields/abandoned property search
___________ is the roughness to give your finger a small amount of “traction” so you can grab and manipulate things
Friction ridges
___________-- is aka protective sweep; justified when a reasonable suspicion exists that another person might be present who poses danger
Buie Sweep
________________ determines when searchers consider the probable size and shape of evidence they seek
Elephant in a matchbox doctrine
What are the two rules when dusting for fingerprints?
Use less powder than you think and use a clean smooth brush