CHAPTER 16 ARSON, BOMBS

AND EXPLOSIVESBOOM!!

Criminal Investigations and the Law

Arson

Fire investigation:

-police and/or fire dept

-respond quickly

-covertly photo crowd

-watch flames/smoke

-interview firefighters

Arson

Administrative warrants:

-govt. agency

-civil search premises

-cause/origin

Arson

Affidavit -location-legal description of property-purpose (cause/origin)-area and time-use of building-efforts to secure buildingCoolidge v. New Hampshire (1971):-criminal evidence-valid admin warrant-admissible plain view-establish PC for criminal warrant

Arson

Firefighting does not need a warrant

-officials remain “reasonable time” w/o warrant

Michigan v. Tyler (1978):-fire out-firefighters leave premises-warrant needed to re-enter

Arson

Warrants:-consent

-exigent circumstances

-expectation of privacy

-evidence under admin if plain view

-criminal evidence obtained under admin requires criminal warrant for further search

Bombs

Explosive incidents:-juvenile/experimentation

-military ordinance

-EDPs

-criminal action

-terrorists

Bombs

Motives:-vandalism

-fun

-revenge

-extortion

-protest

-outright killing

Bombs

Dry ice & water

Mail box bomb; sugar, water, chlorine 2 liter bottle

Car bomb

Letter bomb

Pipe bomb

TATP

IED

Bombs

Investigation:

-scene

-crater

-large/trace evidence

-chemical analysis

-bomb pieces

Bombs

What types of forensic evidence can be obtained?

-fingerprints

-type of materials

-type of device

Bombs

Signature of bomber:

-style

-MO

-motive

-victims

Bombs

How do you develop a suspect?

Profile?

Identity?

Location

Bombs

International suspects:

-Who do you notify?

-How do you locate?

-How do you arrest?

-How do you try suspects?