Anti-war protesters from the 'Stop the War' group, hold fake US dollar bills covered in fake blood outside the conference center where the Iraq war inquiry is taking place, in central London, Tuesday Nov. 24, 2009. In the most sweeping inquiry by any nation involved in the Iraq war, a panel investigating Britain's role in the conflict begins questioning witnesses Tuesday in hearings that critics hope will humble former Prime Minister Tony Blair and expose alleged deception in the buildup to conflict. (AP Photo/Lefteris Pitarakis) Tue Nov 24, 6:45 AM ET