Quote Originally Posted by Millard Ives, Daily Commercial - Excerpt
According to one Homeland official in the Washington, D.C. office, Operation Shield. is an effort that uses routine, unannounced visits by FPS inspectors to test the effectiveness of contract guards, or protective security officers -- "detecting the presence of unauthorized persons and potentially disruptive or dangerous activities."

Part of the U.S. Department of Homeland Security, FPS is the federal law enforcement agency that provides integrated security and law enforcement services to over 9,000 federally-owned and leased buildings, facilities, properties and other assets.
Quote Originally Posted by Paul J. Watson, - Excerpt
As part of the reinvention of the Department of Homeland Security to serve as a tool of political repression, the Federal Protective Service is used by the DHS to track the political activities of peaceful advocacy groups. The FPS was seen arresting photographers in Portland last November during an OWS rally.
A separate component of Homeland Security, VIPR (Visible Intermodal Prevention and Response), recently received an expansion in funding from Congress that will see 2011′s figure of around 9,300 checkpoints increased with the addition of 12 new VIPR teams, who will be used to carry out security checks at bus depots, train stations, ferry ports and highways.