The idea that the Bush administration participated in the Sept. 11, 2001 terrorist attacks is not limited to fringe Web sites and conspiracy theorists, according to a poll commissioned by a Web site that promotes alternative explanations for the events of Sept. 11. The poll, conducted by Zogby International for 911Truth.org and released last week, found that 31 percent of Americans do not accept the official explanation for Sept. 11 -- that "19 Arab fundamentalists executed a surprise attack which caught U.S. intelligence and military forces off guard." Among that 31 percent, around 26 percent agreed that the American government...