Overview: 2010/09/07 Headlines: Obama Unveils $50B Infrastructure Proposal; Pakistani Towns Face New Flooding; Scores Killed in Pakistan Suicide Bombings; 7 Killed in Mozambique Food Protests; UN to Hold Summit on Rising Prices; Afghans Protest Church's Plan to Burn Quran; NATO Seeks 2,000 More Troops for Afghanistan; 12 Killed in US-Militant Gunfight in Baghdad; Bahrain Intensifies Crackdown on Opposition, Human Rights Groups; Israeli Foreign Minister: Peace Deal Impossible, Settlements to Resume; Castro Gives First Speech Since 2006; Blair Cancels London Book Signing over Antiwar Protests; Muslim Workers Accuse JBS Swift of Mistreatment, Discrimination; Regulators Exempted Mariner Wells from Environmental Review; Jefferson Thomas of Little Rock 9 Dies at 67