Law enforcement can reconstruct an individual's movements on a university campus using the campus security camera network, enabling tracking without relying on cellphone records.
September 10, 2025
high
investigative method
Use of fixed surveillance infrastructure to map movements across campus areas.
Subpoenas seeking cellphone records can request subscriber names and addresses and call-detail information including inbound and outbound call logs, text message records, direct-connect communications, and voicemail records.
high
procedural
Describes types of data elements that can be specified in subpoenas for phone records.
Law enforcement investigations of deaths aboard cruise ships commonly include reviewing ship surveillance video, analyzing electronic cabin access logs (swipe card data), examining victims' cellphone records, and interviewing passengers, crewmembers, and family members.
high
procedural
Typical investigative methods used in maritime or cruise-ship death investigations.
Law enforcement investigations into deaths on cruise ships commonly include reviewing onboard surveillance video, analyzing electronic cabin key swipe-card data, examining victims' cellphone records, and conducting interviews with passengers, crewmembers, and family members.
high
procedural
Describes routine investigative techniques used by law enforcement in onboard death inquiries.