**FILE** Anti-war activist Cindy Sheehan waits to speak, in this file photo from May 18, 2006, before her and other anti-war activists try to deliver petitions opposing an attack on Iran to President Bush at the White House. Sheehan said Sunday July 8, 2007 that she plans to run against House Speaker Nancy Pelosi unless she introduces articles of impeachment against President Bush in the next two weeks. (AP Photo/Ron Edmonds-File)