Crime Scene Investigation

Murder suspect arrested in 42-year-old Colo. cold case

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The case is one of the oldest cold case murders in the county

Crime scene photography using off-the-shelf gear: Part 1

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The color and accuracy of photos taken at a crime scene are paramount to gaining a conviction

4 tools that can make search and recovery operations successful

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JW Fishers

Technology plays a key role in successful search and recovery operations; here are four underwater search tools than can help rescue divers in a time of need

Chicago detective robbed, injured while investigating a homicide

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The detective had been canvassing when two armed men came up behind him, officials said

The night murder came to Canaryville: A cop and a reporter tackle a cold case

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The 1976 Chicago murder case should have been easy to solve — but instead it's become a puzzle that baffled authorities for decades

On-Demand Webinar: Using data to support community policing strategies

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Learn how Stockton, California reduced firearm crime using data analysis

COVID-19: How public safety companies are assisting the frontline pandemic response

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The businesses that equip and serve first responders are supporting the national emergency response with new products, free services and donations

Chicago police reverse course, signal return to bigger narcotics unit

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Superintendent David Brown wants the unit to focus more on lengthy investigations into “mid-level” and “upper-level” drug dealers, police officials said

Cleveland police report six homicides in 24-hour period

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There have been more than 160 homicides so far in Cleveland in 2020

Get expert backup for narcotics investigations with these tools

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Chemical identification devices from Smiths Detection come with access to ReachBackID, a hotline to scientists for help to analyze and interpret data collected in the field

How 2 Texas detectives made arrest in cold case murder 46 years later

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In January, Detectives Wagner and Bennett reopened the 1974 case that had stumped law enforcement for decades

3 dead after shooting in north St. Louis

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Three victims were pronounced dead at the scene

Detectives call coroner for 'body' that turns out to be a sex doll

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The fully dressed anatomically correct doll apparently had very realistic features, authorities said

7 cops injured amid unruly crowd at Milwaukee investigation scene

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Authorities denounced the unrest as vigilantism and said some people were reacting to information that had not been proven in the case

How to interact with citizens while maintaining your distance and privacy

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This phone app lets you reduce face-to-face citizen encounters – and potential COVID-19 exposure – by conducting non-emergency police business by phone