New and updated reports from the Congressional Research Service that Congress has not made available to the public include the following.

Presidential Claims of Executive Privilege: History, Law, Practice, and Recent Developments, August 21, 2012

Congress’s Contempt Power and the Enforcement of Congressional Subpoenas: Law, History, Practice, and Procedure, updated August 17, 2012

Iraq: Politics, Governance, and Human Rights, updated August 21, 2012

An Overview of the “Patent Trolls” Debate, August 20, 2012