Mealey's (June 1, 2016, 2:21 PM EDT) -- RICHMOND, Va. — Relying on the third-party doctrine of Smith v. Maryland (442 U.S. 735, 743-44 [1979]), an en banc Fourth Circuit U.S. Court of Appeals majority on May 31 held that the federal government did not violate the Fourth Amendment to the U.S. Constitution when it obtained cell site location information (CSLI) without warrant in an armed robbery case, holding that there was no protection of the CSLI because the suspects voluntarily revealed it to a third party (United States of America v. Aaron Graham and United States of America v. Eric Jordan, Nos. 12-4659 and 12-4825, 4th Cir.; 2016 U.S. App. LEXIS 9797)....