The U.S. military commander in Iraq, General David Petraeus (L), is pictured alongside U.S. President George W. Bush during Bush's unannounced visit to the Al-Asad Air Base in Anbar Province, Iraq September 3, 2007. Petraeus, and U.S. Ambassador to Iraq Ryan Crocker are expected to deliver a long-awaited assessment to the Democrat-controlled Congress on Monday, on President George W. Bush's decision to send 30,000 extra soldiers to Iraq. Picture taken September 3, 2007. REUTERS/Jason Reed (IRAQ)