Dr. Jason Gravel, assistant professor of criminal justice at Temple University, spoke with 6abc Action News about the ongoing investigation involving a home in Philadelphia’s Olney neighborhood and several missing or unidentified women. Dr. Gravel discussed the challenges investigators face in reviewing more than one million pieces of digital evidence, noting that while the volume of material may make the process lengthy, the availability of video and other digital records could ultimately help investigators provide answers to victims’ families.

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