WASHINGTON -- A prisoner at Guantanamo Bay who complained that a military guard threw a Quran holy book in the toilet has since recanted the story, senior Pentagon officials said Thursday. The prisoner, who made his complaint in an FBI interrogation in July 2002, is one of several quoted in newly released documents as saying that U.S. military personnel desecrated the Qurans of Muslim detainees at the prison. Allegations of Quran abuse have led to heated discussion - and even deadly demonstrations in Afghanistan - since a Newsweek magazine report, later retracted, that U.S. officials had confirmed a Quran was...