Video Evidence: A Primer for Prosecutors

Video evidence is exploding. Surveillance videos, YouTube clips, smart phone recordings and body worn camera videos are frequently part of the evidence in a case. This primer provides guidance for managing video evidence in the office and for introducing it in court. Read

Author(s): PCE, CDAA

Digital evidence includes evidence retrieved from cell phones, computers, surveillance cameras, and social media sites. PCE can provide information on how digital evidence is captured, preserved and authenticated for use in court, as well as information to assist prosecutors with addressing emerging issues, such as police worn cameras.

January 28, 2016 — Volume 6

Secure In Our Convictions:
Using New Evidence To Strengthen Prosecution 
Prosecutors’ Center for Excellence, January 2016. Click here

Benefits and Challenges of New Evidence: With the focus on erroneous convictions of the past, there has been little discussion of the improvements in science and technology that are enabling police and prosecutors to get their cases right in the first instance. Time and again this new evidence is being used in jurisdictions of all sizes to verify the guilt of a suspect or to exonerate an innocent suspect. However, with these benefits come serious challenges. Prosecutors must find the manpower, technical knowledge, and funds to keep pace with the changing technologies and the deluge of digital evidence. Pre-existing budget cuts and diminishing labor pools often compound these hurdles.

January 14, 2016 — Volume 5

Police departments around the country are purchasing body worn cameras (BWC) at an accelerating pace. Prosecutors should get involved in this process as early as possible. Here is a brief overview of some of the issues prosecutors may consider. Also attached is a selection of model policies, articles and reports that provide more detailed information.

December 15, 2015 – Volume 4

Since 2014, Apple and Google’s new operating systems automatically encrypt their phones. This means that if law enforcement does not have the password, Apple or Google can no longer access the phone, even with a court ordered search warrant. The encryption may apply to some computers and laptops as well. So if a murder victim never divulged his or her passcode to anyone, or if a suspect refuses to disclose his passcode, the potential evidence or clues on the phone may remain permanently inaccessible.

October 25, 2014 – Volume 2

In September 2014, Apple issued an update to its operating system for iPhones and iPads, known as iOS 8. In the coming weeks, Google is also expected to unveil an updated operating system -­ known as Android “L” -­ for most Android cellphones and tablets. Both new software packages will significantly curtail law enforcement’s ability to look for data on smartphones and tablet devices, even with properly obtained search warrants or other judicial process. The following are some points for law enforcement to consider: