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Most officers are aware of the general rule on entering a suspect's home to arrest him or to search for evidence. These actions must be supported by either valid consent or a recognized exigency.
Read More →When you go into a suspect’s home to execute a search warrant, it’s not uncommon to find several people present, whether suspects, family members, or others. Sometimes, occupants may outnumber officers on the scene. This can create problems of safety and control, making it more difficult to carry out the search. Realizing this, the Supreme Court has provided guidelines on the ability of officers to detain, handcuff, and question occupants while a search takes place.
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Spectronic Corporation’s Maxima ML-3500 long-wave ultraviolet (UV) lamp puts out up to 10 times the normal UV output of conventional UV lamps. It clearly illuminates gasoline, kerosene, benzene, and other arson accelerants, as well as fluorescent wrappings of incendiary devices such as road flares. The new Maxima UV lamp is powerful enough to be used in direct sunlight and comes with a rechargeable battery that operates the unit for up to two hours.
Read More →Armor Forensics’ LSD-1 laser scaling product allows law enforcement professionals to photograph crime scenes without disturbing important evidence or otherwise compromising the scene. Utilizing technology developed by NASA, the LSD-1 uses a fixed dual beam to take scaled photographs of a crime scene.
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While all components of crime scene investigation are important, visual documentation stands out as the most effective tool for describing and recreating a crime scene.
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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.
Read More →The ShotSpotter, a gunshot detection system, from Trilon Technology, working in harmony with the Communicator, a high-speed notification system, from Dialogic Communications Corporation, is helping officers pinpoint — precisely — where guns are being fired.
Read More →Twenty years ago, typical domestic violence calls were brushed off as trivial disputes to be settled behind closed doors. Police would either admonish the couple to stop fighting or try to mediate their dispute. By the late 1980s, however, states began to treat domestic violence as a crime rather than a private affair.
Read More →If you're lucky enough to have an eyewitness to a crime, and your investigation leads to a possible perpetrator, getting a photo ID is often the next logical step. As with everything else you do, there's the wrong way and the court's way.
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