Chapter 11 Investigating Major Crimes

physical assault

attacks on the person that produce death or serious bodily injury.

first-degree murder

premeditated killing of another human beign with malice, or wrongful intent.

second-degree murder

killing of another but without the element of premeditation.

manslaughter

unlawful killing of another w/out malice or premeditation either voluntartily or involuntarily.

criminal agency

the death was caused by another person's unlawful act or omission.

suspicious death

when death occurs in a place other than the residence of the deceased.

foul play

deceased in not under the care of a physician at the time of death., dishonest behavior, murder.

criminal agent

1. agent pays for his own crimes. 2. principle is liable if they directed it/participated.

autopsy

major method of dectecing murder. Postmortem examination of the victim in a suspicious death case is performed by a competent physician, generally a surgeon or a pathologist specializing in this field, who determines the cause of death.

toxicologist

specializes in the detection of chemical, physical, and biological toxins.

window of death

activity in which the victim was engaged prior to or at death can be timed within reasonable limits.

algor mortis

after death the body begins to cool through this process. Considered to be one of the more reliable indicators of time of death.

rigor mortis

appears within two to six hours after death. Body appearance after death-stiffening; factor in determining time of death in criminal homicides.

postmortem lividity

noticeable approximately within one hour after death and is fully developed within three to four hours. Appears as blue or reddish marks on the skin.

putrefaction

begins at the time of death as a result of two processes: autolysis and bacterial action.

autolysis

chemical breakdown of the body that results in the softening and liquefaction of body tissue.

bacterial action

converts body tissue into liquids and gases.

exhumation

removal of the body of deceased person from its place of burial-for medicolegal examination to diclose the presence of a previously unknown or improperly identified injuries, or to reveal the presence of a poison or other noxious substance that would indi

anger killing

pattern is an extension of the crime assault. Dispute occurs, and anger develops. The victim is attacked, w/without weapons, and fatally injured.

triangle killing

if a wife is dead and another woman is involved in a romantic triangle, grounds exist for suspecting that the husband wished to rid himself of an unwanted wife.

revenge or jealously killing

initial investigation of who the victim was and the history of the involvement between the victim and suspects usually will disclose the motive of revenge or jeaously, and thus a suspect.

murder for profit

closely aligned with the triangle-killing sitiuation; the vicitm is eliminated to gain some benefit.

random killing

the reason for the killing is clouded and unknown until the suspect is discovered.

murder-suicide

pattern of criminal homicide is one in which killer self-destructs shortly after the fatal assault on the victim.

sex and sadism murder

marked by unusual violence.

felony murder

victim's death does not result from an angered attack; a triangle, revenge, jealousy, or profit motivation; random chance; a murder-suicide compact; or sex and sadism.

multicide

killimg of a number of victims by one or more persons working concert.

mass murder

homicide of four or more victims during a single event at one location.

spree murder

killing of three or more persons within a relatively short time frame.

serial killers

contrast may make special efforts to elude detection. Kill for weeks, months, and often years before they are caught, if at all.

serial murder

two or more separate murders when an individual, acting alone or with another, commits multiple homicides over a period of time with time breaks between each murder event.

visionary serial killer

propelled to kill by voices he hears or visions he sees.

mission serial killer

need on a conscious level to eradicate a certain group of people.

hedonistic serial killer

killer has made a connection between personal violence and sexual gratification.

lust killer

offenders murder because they derive pleasure from the act: killing for them is an eroticized experience.

thrill killer

killings are process focused, taking some time to complete, and include torture, mutilation, and other fearinstilling activities.

comfortoriented serial murderer

professional assassins and people who kill for personal gain fall under this category.

power and control serial killer

receives sexual gratification from the complete domination of his victim.

organized offenders

their crimes are well thought out and carefully planned.

disorganized offenders

inadequate individuals who are experiencing intense sadistic sexual fantasies and may suddenly act out these fantasies on a victim of opportunity.

clustered crime scene

involves a situation where most of the activities take place at one location: the confrontation, the attack, the assault, and sexual activity.

Violent Criminal Apprehension Program (VICAP)

administered by the Federal Bureau of Investigation is the clearing house for information regarding serial killers. Investigators send in data on their local murders, and when cases are linked the reporting investigators in the local agencies are given ea

stalking

is defined as an intentional course of conduct that does the following: 1. is directed at a specific person or persons. 2. seriously alarms, annoys, intimidates, or harasses the victim. 3. serves no legitimate purpose.

assault

is an unlawful attempt, coupled with the present ability, to commit an injury on the person of another.

battery

an unlawful beating or other wrongful physical harm inflicted on a human being without his/her consent.

aggravated assault

assault with a deadly weapon or an assualt in which serious injury is inflicted with/without a weapon.

violent injury

is synonymous with force in assualt cases.Includes any application of physical force even if it entails no pain or bodily harm and leaves no marks.

altercation

before an assualt, the offender and the victim usually have had some interaction.

disorderly conduct

somtimes in the preliminary investigation of an assualt case the investigating police charge both participants with assault.

disturbing the peace

responding police often charge the apparent victim (the one most seriously injured).

child abuse

Deliberate action that is harmful to a child's physical, emotional, or sexual well-being.

seriously bodily injury

is a standard that excludes intervention by police in case involving only minor assaults that could be described as corporal punishment incidental to disciplining a child.

batterd child syndrome

signs of physical abuse, in the absence of a reasonable explanation for the injury.

deliberate immersion burn

the depth of the burn is uniform.

contact burns

caused by flames or hot solid objects.

shaken baby syndrome

occurs primarily in children eighteen months of age or younger because their neck lack muscle control and their heads are heavier than the rest of their bodies.

retinal hemorrhage

classic medical symptom associated with shaken baby syndrome. Bleeding in the back of the eyeballs.

munchausen syndrome

a psychological disorder in which the patient fabricates the symptoms of disease or injury in order to undergo medical tests, hospitalization, or even medical or surgical treatment.

munchausen syndrome by proxy

a parent or caretaker suffering from this disorder attempts to bring medical attention to themselves by injuring or inducing illness in their children.

sudden infant death syndrome (SIDS)

is not a positive finding; rather, it is a diagnosis made when no other medical explanation can account for the abrupt death of an apparently healthy infant.