October 5, 2020
This post is the second in a series examining the impact of Carpenter v. United States, 585 U.S. ___, 138 S.Ct 2206 (2018) on electronic surveillance and the obtaining of […]
July 30, 2018
In Carpenter v. United States, __ U.S. __, __ S.Ct. __, 2018 WL 3073916 (June 22, 2018), the Supreme Court ruled that when the government obtains long-term, historical cell site […]
June 25, 2018
On Friday, the Supreme Court issued a long-awaited opinion in Carpenter v. United States. The Court held that when law enforcement obtains long-term cell site location information from a suspect’s […]
January 29, 2018
The Court of Appeals of North Carolina recently decided a case about police obtaining real-time location information from a suspect’s cellular service provider. The case does not address the principal […]
June 6, 2016
Last year, a panel of the Fourth Circuit decided United States v. Graham, 796 F.3d 332 (4th Cir. 2015). The panel ruled that “the government conducts a search under the […]
September 21, 2015
Last week, the court of appeals decided State v. Perry. It’s the appellate division’s first foray into cell site location information and a case that raises questions about the status […]
August 25, 2015
As I discussed here, the Fourth Circuit recently ruled in United States v. Graham, __ F.3d __, 2015 WL 4637931 (4th Cir. Aug. 5, 2015), that an officer who obtained […]
August 10, 2015
The Fourth Circuit just decided United States v. Graham, an important case about law enforcement access to cell site location information (CSLI). This post summarizes the case, explains its importance […]
May 7, 2015
On Tuesday, the Eleventh Circuit ruled, en banc, that law enforcement may obtain historical cell site location information without a search warrant, using a court order based on less than […]