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Question of the Day DEC 3. Evidence can be collected due to its relationship to a A. Suspect B. Victim C. Witness D. All of the above. DO NOW DEC 3.
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Question of the Day DEC 3 • Evidence can be collected due to its relationship to a • A. Suspect • B. Victim • C. Witness • D. All of the above
DO NOW DEC 3 • A man wanted for a string of identity thefts recently stole credit card information from customers at a popular restaurant in a busy downtown section of New York City. He was seen eating dinner and speaking with other patrons by two witnesses. He left the restaurant at approximately 10 PM by a parking valet. • List different pieces of evidence you would attempt to collect from the scenario.
DO NOW ANSWERED DEC 3 • Possibly the suspect’s saliva, DNA • Suspect’s fingerprints • Suspect’s description/physical characteristics • Type of automobile driven by suspect • Security camera/traffic camera information • Testimony of witnesses • Personal information of suspect – type of work, address – from conversation within restaurant
Forensics Applications • Can you identify this individual? • How is Forensics connected to this individual?
Forensics Applications • Paul Walker was killed in an automobile crash on Saturday Nov 30. • The car he was driving in was involved in a high speed crash and an explosion followed. • Both he and the driver of the car, Roger Rodus, were incinerated as a result of the crash. • How will the bodies be identified?
AGENDA DEC 3 • Big Question: How does forensics assist in the collection and examination of evidence? • 1. Question of the Day and DO NOW • 2. Start of TRIMESTER 2 • TRIMESTER 1 GRADES • 3. Jack the Ripper Part VII • 4. Finish CSI: Skeleton on the Bus Video • Answer Question Set • 5. Begin Chapter 3 Physical Evidence • 6. Review and Homework
Question of the Day DEC 5 • Contamination and destruction of evidence can occur due to • A. the mishandling of a body by law enforcement personnel • B. leaving a body exposed to environmental conditions • C. failure to perform a thorough autopsy • D. improper labeling of evidence bags
DO NOW DEC 5 • A body has been discovered by police. A witness has stepped forward to report an incident of murder. The witness lives next door to the accused individual. She recalls seeing the victim enter the home of the accused. The incident involved a violent physical attack on a relative of the accused man. The local police department has dispatched officers to the scene of the crime. • As an evidence collection specialist, you have been called to the alleged crime scene. • What types of evidence would you be looking for? • Make associations to the victim and the type of crime committed.
DO NOW ANSWERED DEC 5 • Look for anything out of the ordinary at the crime scene. • A newly cleaned carpet or missing furniture. • Search for a murder weapon. • Match the wounds on the victim to a possible weapon. • Search for blood spatter and other types of biological evidence. • Check the walls, floors, and ceiling. • Look for hair and fiber samples on the furnishings of the home. • Match samples found to the victim’s clothing.
AGENDA DEC 5 • Big Question: How does forensics assist in the collection and examination of evidence? • 1. Question of the Day and DO NOW • 2. Jack the Ripper Part VII • 3. Finish CSI: Skeleton on the Bus Video • Answer Question Set • 4. Begin Chapter 3 Physical Evidence • 5. Review and Homework
Diary of Jack the Ripper Part VII • http://www.youtube.com/watch?v=Ik81U330jiw
Question of the Day DEC 9 • The statute of limitations in New Jersey involving violent crimes is dependent upon which of the following… • A. the age of the victim • B. the specific crime a suspect has been charged with • C. the type of evidence available • D. the arrest record of the suspect
DO NOW DEC 9 • Diary of Jack the Ripper Part VIII • http://www.youtube.com/watch?v=EVakr9l0QDc
AGENDA DEC 9 • Big Question: How does forensics assist in the collection and examination of evidence? • 1. Question of the Day and DO NOW • 2. Jack the Ripper Part VIII • 3. Begin Chapter 3 Physical Evidence • 4. Review and Homework
PHYSICAL EVIDENCE CHAPTER 3
Statute of Limitations • Laws that set time limits on how long you have to file a "civil" lawsuit, like a personal injury lawsuit, or how long the state has to prosecute someone for committing a crime. • Time limits usually depend on the legal claim or crime involved in the case. • Vary from state to state
Statute of Limitations Vary in Civil or Criminal Cases • CIVIL Assault/Battery 2 YEARS False Imprisonment 2 YEARS Personal Injury 2 Years • CRIMINAL • Assault 1 or 5 Years • Rape NO TIME LIMIT • Manslaughter/ Murder NO TIME LIMIT • Kidnapping • 5 years
Statute of Limitations for Sexual Offenses in New Jersey • Time starts to run on the day after the offense is committed, except that when the prosecution is supported by physical evidence that identifies the actor by means of DNA testing or fingerprint analysis. • Time does not start to run until the State is in possession of both the physical evidence and the DNA or fingerprint evidence necessary to establish the identification of the actor by means of comparison to the physical evidence. • What does this statement mean?
Identifying Evidence • Every crime scene needs to be treated on an individual basis. • Certain types of evidence are likely to yield significant results in ascertaining the nature and circumstances of a crime. • Responsibility of the investigator to be familiar with • Recognition, collection, and analysis of items • Laboratory procedures and capabilities
Physical Evidence • Valuable evidence can sometimes be overlooked at a crime scene. • Collected evidence can also be left on an evidence room shelf having never been fully examined or processed. • Regulations apply to the admissibility of evidence after an established period of time from the original date of a reported crime. • Generally begins at time/date a crime has been reported • Official police inquiry/investigation
Question of the Day DEC 12 Which of the following is not the responsibility of an investigator when collecting evidence? A. Collection of evidence from a crime scene B. Interpretation of criminal law as related to a trial C. Knowledge of analytical techniques for the purpose of processing evidence D. Limitations of forensics special services
Identifying Evidence • Investigator must be able to • Make logical decisions • Process the uncommon and unexpected • Qualified evidence collectors must also be able to make innovative and on-the-spot decisions at the crime scene. • Memorizing a standardized set of procedures is not enough • Useful to the investigation • Always within the clear definitions of the law
DO NOW DEC 12 • Begin Casey Anthony Investigative CASE STUDY • Read Casey Anthony Trial Summary. • Highlight points of interest about the case. • FOCUS ON • the Key pieces of evidence • Arguments of prosecution and defense When you have finished the article, write down the most important event you have read about that has affected the outcome of the trial? This is your opinion but JUSTIFY your answer.
AGENDA DEC 12 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Jack the Ripper Writing Response • 3. Casey Anthony Case Study • 4. Physical Evidence Lab Investigation • 5. EXIT PASS and Homework • Physical Evidence Lab Packet and Questions
Question of the DAY DEC 16 • The evidence collection specialist must always apply scientific principles when • A. processing evidence • B. collecting evidence • C. examining evidence • D. All of the above
DO NOW DEC 16 • Evidence has been found at a crime scene being worked by two different police departments. The first department on scene collects a number of pieces of evidence. One sample of evidence cannot be processed by the crime lab of the first department. The second collection unit suggests that they take the piece of evidence from the crime scene with them to deliver it to the lab that can process it. The first team gives the evidence to the second team. • Was this the correct choice made by the first team? Justify your answer.
DO NOW ANSWERED DEC 16 • No. The first team had already collected the evidence. • The proper procedures require that the evidence first be properly bagged or sealed, examined, processed through their police agency, and catalogued. • The evidence can then be arranged for transfer to the second team’s crime lab for analysis. • Chain of custody must be followed and any evidence that changes hands must be documented.
AGENDA DEC 16 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Hand in Homework • JtR VIII Questions and Written Response • 3. Casey Anthony Case Study • 4. Chapter 3 Notes • 5. Complete Physical Evidence Lab Investigation • Physical Evidence Lab Packet and Questions
Question of the DAY DEC 17 • A piece of evidence presented by the prosecution that cannot be connected to a suspect on trial would most likely be • A. allowed to remain as evidence • B. dismissed as irrelevant evidence • C. admissible if the prosecution can make a connection within a designated time frame • D. admissible if the defense cannot prove it is irrelevant to the suspect or case.
DO NOW DEC 17 • Biological evidence was collected from a crime scene. It places the suspect at the scene of the crime where a murder had taken place. Under cross examination, the forensic specialist who had collected the sample admits that he did not use new sterile instruments to collect the evidence. The crime lab technician testifies under oath that the results of analytical testing of the evidence is 100% accurate. • Predict the outcome of the trial. Justify your answer.
DO NOW ANSWERED DEC 17 • The evidence will be removed from the trial as per a judge’s ruling. • The jury will be instructed to disregard this evidence. • This also opens the door for the defense to question other pieces of evidence in the trial and may place doubt in the minds of the jurors as to the scientific credibility of the prosecution’s case. • There is a strong possibility that the suspect would be found not guilty of the most serious charges.
AGENDA DEC 17 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Hand in Homework • JtR VIII Questions and Written Response • 3. Casey Anthony Case Study • 4. Chapter 3 Notes • 5. Complete Physical Evidence Lab Investigation • Physical Evidence Lab Packet and Questions
Overlooked and Missing Evidence • Family’s home computer — with Casey Anthony’s password — used to Google search for “fool-proof suffication” on June 16, 2008. • Google automatically corrected the misspelled “suffication” and linked pages describing ways to die by poisoning and suffocation.
Physical Evidence • Any objects that can establish a crime has been committed. • Evidence can provide a link between a crime, the victim, and the perpetrator.
Common Types of Physical Evidence • Blood, semen, and saliva – can be dried or in a liquid state, human or animal. • Subjected to biochemical and serological analysis to determine identity and possible origin • Documents – any handwriting or typewriting submitted to confirm the authenticity or source • Paper, ink, processed • Drugs – any substance seized in violation of laws regulating the sale, distribution, manufacture, and use of drugs
Question of the DAY DEC 23 • Laws regulate the • A. Personal use of drugs • B. Distribution of drugs • C. Sale of Drugs • D. prescribing of drugs through medical professionals
Casey Anthony Case • http://abcnews.go.com/US/casey_anthony_trial/casey-anthony-trial-defense-claims-caylee-anthony-drowned/story?id=13674375 • http://abcnews.go.com/US/casey_anthony_trial/casey-anthony-trial-defense-claims-caylee-anthony-drowned/story?id=13674375
DO NOW Dec 23 • Work in your Crime Teams. • Each team will be assigned to the prosecution or defense. • You will formulate a brief argument regarding the use of the computer and the searches if it was presented in court. • Prosecutors Argue why it would convict • Defenders Be prepared for cross-examination and convince jury
AGENDA DEC 23 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Hand in Homework – Case Responses • 3. Casey Anthony Case Study • 4. Chapter 3 Notes • 5. Review and HOMEWORK • HAPPY HOLIDAYS!!! • Merry Christmas and Happy New Year!!!
Question of the DAY Jan 2 • A piece of evidence presented by the prosecution that cannot be connected to a suspect on trial would most likely be • A. allowed to remain as evidence • B. dismissed as irrelevant evidence • C. admissible if the prosecution can make a connection within a designated time frame • D. admissible if the defense cannot prove it is irrelevant to the suspect or case.
DO NOW Jan 2 • Biological evidence was collected from a crime scene. It places the suspect at the scene of the crime where a murder had taken place. Under cross examination, the forensic specialist who had collected the sample admits that he did not use new sterile instruments to collect the evidence. The crime lab technician testifies under oath that the results of analytical testing of the evidence is 100% accurate. • Predict the outcome of the trial. Justify your answer.
DO NOW ANSWERED Jan 2 • The evidence will be removed from the trial as per a judge’s ruling. • The jury will be instructed to disregard this evidence. • This also opens the door for the defense to question other pieces of evidence in the trial and may place doubt in the minds of the jurors as to the scientific credibility of the prosecution’s case. • There is a strong possibility that the suspect would be found not guilty of the most serious charges.
AGENDA Jan 2 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Hand in Homework – Case Responses and Labs • 3. Casey Anthony Case Study • 4. Chapter 3 Notes • 5. Review and HOMEWORK
Overlooked and Missing Evidence • Anthony’s daughter Caylee was last seen on June 16, 2008 before her body was found on Dec. 11, 2008. A jury acquitted Casey Anthony of murder on July 5, 2011. • Trial prosecutor Jeff Ashton said proof of the web search could have been a crucial weapon. The defense had claimed Caylee accidentally drowned and Casey Anthony’s dad George Anthony ditched the body. • Defense attorney Jose Baez already has a rebuttal ready if the computer search was brought to trial. • Would have argued that George Anthony was trying to search for ways to commit suicide.
Physical Evidence • Explosives – any device containing an explosive charge • Includes any object at or removed from the scene of an explosion • Suspected to contain residue from an explosion or use as a detonation device • Fibers – any natural or synthetic fiber whose transfer may be useful in establishing a relationship between object or persons • Cotton, silk, nylon, spandex, kevlar, as well as glass and metallic fibers • Fingerprints – all prints of this nature both visible and latent
Physical Evidence • Firearms and Ammunition – any firearm as well as discharged or intact ammunition suspected of being involved in a criminal offense • Spent casings and recovered bullets or “slugs” • Glass – any particle or fragment that may have been transferred to a person or object involved in a crime. • Includes windows/panes of glass containing holes made by bullets or other projectiles • Hair – any animal or human hair present that can link a person to a crime
Question of the DAY Jan 6 • Which of the following is not a valid piece of physical evidence? • A. DNA sample • B. Fingerprints • C. Murder weapon • D. Diagram of a defective part in a fatal automobile accident
DO NOW Jan 6 • Two potential suspects are in custody for an armed robbery. Both claim they are innocent and have alibis. Suspect A states that he was home all night. Suspect B states that he ate dinner at a local restaurant and then took a train out of town. The only evidence is an eye-witness account who claims to have seen a man fitting their height, build, and hair color. • How would you go about collecting additional evidence to find out if either suspect is responsible for the crime.
DO NOW ANSWERED Jan 6 • Suspect A • Did any neighbors see him? • What did he eat for dinner (takeout)? • Did he make any phone calls (phone records)? • Was he using his computer? • Playing video games? • Suspect B • Which restaurant? Speak with staff • How did he pay (date/time on receipt)? • Train ticket/receipt? • Did he travel to the destination he claims? • Purpose of trip out of town?
AGENDA Jan 6 • BIG Question: How does a forensic scientist collect and examine evidence for use in a criminal investigation? • 1. Question of the Day and DO NOW • 2. Last Day to hand in Labs and Case Responses --- LOSS of 20% of Grade • 3. Casey Anthony Case Study • 4. Chapter 3 Notes • 5. Review and HOMEWORK