U.S. President Obama to address the Nation from Oval Office on Iraq War

The desk of U.S. President Barack Obama sits on top of a new rug in the Oval Office at the White House in Washington on August 31, 2010. President Obama tonight will give the second Oval Office address of his presidency, speaking on the transition of the U.S. role in Iraq after the last combat troops left the country, leaving 50,000 "advise and assist" troops. UPI/Brendan Smialowski/Pool