Sen. John F. Kerry yesterday blasted the Bush administration for war and homeland security policies that he said leave Americans more vulnerable to attack. Kerry’s remarks came in a Faneuil Hall speech on the eve of tomorrow’s five-year anniversary of the Sept. 11, 2001, terror attacks. In his fourth speech this year at the venue, Kerry accused the administration of using the tragedy that killed about 3,000 Americans to justify the war in Iraq. “It is immoral to treat 9/11 as a political pawn (to) excuse the invasion of Iraq,” Kerry said. “They were attacked and killed not by Saddam...