By Patrick Cockburn Barack Obama arrives in Iraq just as the political situation there is turning in his favour. The Iraqi government is for the first time asking for a timetable for a military withdrawal of United States forces.

By Robert H. Reid BAGHDAD - A bomb-rigged truck exploded at a checkpoint Tuesday near the western city of Ramadi, killing two U.S. Marines and wounding three others in an apparent strike by al-Qaida in Iraq in one of its former strongholds.

By The Associated Press BAGHDAD (AP) - Hundreds of people fled fighting in Baghdad's Shiite militia stronghold Monday as U.S. and Iraqi forces increased pressure on anti-American cleric Muqtada al-Sadr, who faces an ultimatum to either disband his Mahdi Army or give up politics.

By Robert H Reid BAGHDAD -- Hundreds of people fled fighting in Baghdad's Shiite militia stronghold Monday as U.S. and Iraqi forces increased pressure on anti-American cleric Muqtada al-Sadr, who faces an ultimatum to either disband his Mahdi Army or give up politics.

Hundreds of people fled fighting in Baghdad's Shiite militia stronghold Monday as U.S. and Iraqi forces increased pressure on anti-American cleric Muqtada al-Sadr, who faces an ultimatum to either disband his Mahdi Army or give up politics.