A leader of a high-level panel studying American policy toward Iraq said Tuesday that Prime Minister Nuri Kamal al-Maliki must take immediate action to improve security, end sectarian killings, reduce corruption and deliver basic services if he wants to retain United States support. The independent panel, led by former Representative Lee H. Hamilton of Indiana and former Secretary of State James A. Baker III, said it would make detailed recommendations to President Bush and Congress after the midterm elections. Full Story