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Search Result: DNA Evidence

Displaying 61  -  77  of  77

LAPD Ties 72-year-old Man to Two Waves of Serial Killings

May 1, 2009
DNA leads detectives to John Thomas Jr., 72. He is held in two slayings, but police suspect he may have killed up to 30 elderly Westside and Claremont women a decade apart.

Call For Forensics Overhaul Linked To "CSI" Effect

February 19, 2009
Millions of people watch CBS's CSI: Crime Scene Investigation every week. But forensic evidence isn't nearly as ironclad as it appears on television. In fact, according to a study released Wednesday by the National Academy of Sciences, the nation's crime labs need a total overhaul.

TriggerPro ID Swab

February 1, 2009
Relative newcomer Forensic ID has developed the easy-to-use TriggerPro ID swab. It allows street officers to effectively gather “touch” DNA from firearms used in crimes at the scene. The swab is engineered with a tip designed to conveniently and effectively collect DNA specimens from handguns, regardless of environmental conditions.

Blood from Mosquito Traps Finnish Suspect

December 22, 2008
Police in Finland believe they have caught a car-thief thanks to a DNA sample taken from a sample of his blood found inside a mosquito.

Just a Touch: Using Touch DNA Evidence

December 1, 2008

Amazing. This unknown suspect left behind enough DNA from just briefly touching the sides of the victim's underwear to provide a statistically significant partial DNA profile.

L.A. County Sheriff's Officials Acknowledge that Genetic Evidence in 5,635 Rape Cases May be Untested

November 13, 2008

The Los Angeles County Sheriff's Department, under pressure from county supervisors and watchdog groups to account for its handling of DNA evidence from sexual assault cases, acknowledged Wednesday it did not know whether genetic evidence from more than 5,600 rape cases had been examined.

S.C. Governor, NAACP Oppose Collection of DNA from Felons

October 30, 2008

Reggie Lloyd, director of the State Law Enforcement Division, said he also was concerned with the new law and its potential to direct scarce resources away from core functions such as keeping officers on the streets.

Room Temperature DNA Storage

May 1, 2007
Biomatrica’s storage system enables scientists and researchers to ship, store, and manage lab samples at room temperature. The system includes SampleMatrix, a dissolvable storage medium; SampleGard, a sample storage and transportation system; and SampleWare, organization and retrieval software.

The Eliminator: DNA Tech For Detectives

March 1, 2005

Every investigation is a process of elimination. When a crime has been committed it is an investigator’s job to narrow the field of possible suspects until he or she can build a case against an individual or a group of individuals.

Learn to Read Product DNA

March 1, 2005

Every crime scene, like every picture, tells a story. There are times when an obvious piece of evidence, complete with its own documented history, stares us right in the face, and we pass it by.

Avoiding De Facto Arrests

August 1, 2003

If police take someone from one location and transport him or her involuntarily to a police facility for investigation, this will be considered a de facto arrest. Without probable cause, that arrest will be unlawful, with predictable consequences for both evidence suppression and civil liability.

How to...Open a Cold Case

May 1, 2003

A few months ago, newspapers around the country covered the arrest of Gerald Mason for a murder that happened when Dwight D. Eisenhower was in the White House. Mason was rousted out of a comfortable life in South Carolina and charged with killing two police officers in the Los Angeles suburb of El Segundo, Calif. In 1957.

DNA: Evolving Technology

February 1, 2003

DNA testing is a complicated thing. But it’s nowhere near as complicated as it used to be.

DNA: Tales of the Double Helix

February 1, 2003

Blood stains are really hard to get out. And today, with the advent of DNA matching, it’s even harder for criminals to mask their violent deeds, as just trace amounts of blood and other biological materials can put investigators hot on their trail.

Getting a Clue

May 1, 2002

Technological advances in instrumentation and equipment let law enforcement continually rethink what is possible when collecting forensic evidence. Utilizing new products and technologies often allows more evidence to be located, identified, and collected.

DNA Database Benefits Outweigh Problems

March 14, 2002
A new law went into effect on Jan. 1 in Michigan. It ordered everyone convicted of a felony or sex-related misdemeanor in Michigan to give authorities a sample of their DNA. This would be very helpful to investigators -- if everything were in place to carry it out.

Death’s Dogs: Cadaver Search Canines

December 1, 2000

Any officer who has been involved in a search for a missing victim knows that law enforcement needs every possible break. Cadaver dogs, though not likely to become widely known or ever be the subject of a television series, give cops just the break they need when searching for human remains.

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