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The Police Investigations topic area furnishes cops with the latest news, information and strategies used in closing a case and putting bad guys behind bars. Whether you are a patrol officer arriving first on the scene or a detective searching for leads on a cold case, this touches on everything that happens between the suspect’s crimes to the final conviction.
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Debate flares over effectiveness of lie detectors

Some researchers aren't confident that voice-based lie detectors work - Full Story


Man nabs Texas suspect who allegedly shot 5

A suspect in the shooting deaths of five people was held at gunpoint by a neighbor until police arrived - Full Story


FBI reviews cases where flawed evidence was used

2,500 cases where LEOs used bullet lead analysis need to be reviewed again - Full Story


Making the most of your daily patrol duties Pat McCarthy - Street Crimes

Making the most of your daily patrol duties

I’ve always felt that there was nothing more impressive than a squared-away patrol officer. Th... - Full Story


Social Network Investigation: West’s CLEAR software

Social Network Investigation: West’s CLEAR software

Application’s comprehensive search includes the internet social scene - Full Story

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Investigations Columnists

Finding the Missing Finding the Missing
with NamUs Staff
National Institute of Justice, Office of Justice Programs
Interrogation Themes Interrogation Themes
with Louis C. Senese