The United Nations is re-assessing its presence and security in Iraq after a suicide attack left two people dead, say UN officials. A vehicle exploded at a police checkpoint near the UN headquarters in Baghdad on Monday killing the bomber and an Iraqi police officer, and injuring at least 12 others. The UN has already scaled back its operation in the country since the suicide attack on the headquarters on 19 August in which 22 people were killed. As the pressure continues on the ground, a diplomatic compromise appears closer at the UN’s New York headquarters, with France and the United States giving ground over the future role of the organisation. US President George W Bush, who addresses the UN General Assembly on Tuesday, said it would be helpful to get UN help in writing a constitution for Iraq or in overseeing an election. Full Story