Palestinian artist Walid Ayyoub poses with a drawing of U.S. Democratic presidential candidate Barack Obama in his studio in the West Bank city of Ramallah July 22, 2008. Obama pledged on Tuesday to work to reach a peace deal between Israel and the Palestinians from his first day in office but said it would be difficult. Reuters Pictures logo Reuters Pictures 43 months ago

Palestinian artist Walid Ayyoub poses with a drawing of U.S. Democratic presidential candidate Barack Obama in his studio in the West Bank city of Ramallah July 22, 2008. Obama pledged on Tuesday to work to reach a peace deal between Israel and the Palestinians from his first day in office but said it would be difficult.