Ninth Circuit Applies Fourth Amendment to Text Messages at Work By Anna Volftsun — Edited by Evie Breithaupt Quon v. Arch Wireless Operating Company, Inc. Ninth Circuit, June 18, 2008, No. 07-55282 Slip Opinion On June 18, 2008, the Ninth Circuit held that the City of Ontario, California violated the Fourth Amendment when Ontario Police Department officials viewed text messages sent by a department employee. The court also held that Arch Wireless, the city’s service provider, had violated the Stored ... Read More...