The White House said on Wednesday it was concerned al Qaeda is establishing a presence in Somalia but would not say whether Washington is backing Somali warlords fighting Islamic militants there. Somalia lacks a functioning government and the United States fears Somalia is a potential haven for extremists. Militia battles have been waged over the past week between militants linked to the Islamic courts, which have imposed order on parts of Mogadishu through traditional Islamic law, and a self-styled anti-terrorism alliance of warlords. Full Story