Zogby International Events (3) August 30, 2004: Half of New Yorkers Believe US Government Deliberately Failed to Act on 9/11 Foreknowledge 2004-08-30 May 17, 2006: Poll: 42 Percent of Americans Think There Has Been a Cover-up Over 9/11 2006-05-17 December 22-26, 2011: Low Public Support for Indefinite Detention Law 2011-12-22