A costumed protester stands on the steps of the Cannon House office building where General David Petraeus and US Ambassador to Iraq Ryan Crocker will testify on the state of the war on Capitol Hill in Washington, DC.(AFP/Tim Sloan )
David Barrows takes part in a demonstration in front of the Cannon House Office Building on Capitol Hill in Washington, Monday, Sept. 10, 2007, where inside Gen. David Petraeus and Amb. Ryan Crocker will testify before the House Armed Services Committee hearing on the future course of the war in Iraq. (AP Photo/Gerald Herbert)
A protester with a mask of President George W. Bush demonstrates outside the Cannon House Office building in Washington as U.S. Army General David Petraeus, the top commander of U.S. forces in Iraq, and U.S. Ambassador to Iraq Ryan Crocker testify inside before the U.S. House Armed Services Committee on Capitol Hill in Washington, September 10, 2007. REUTERS/Jim Young (UNITED STATES)