Alec Rawls, who has been working with Tom Burnett Sr. to stop the Crescent of Embrace memorial to Flight 93, explains the circumstances (related by Mr. Burnett in 2008, but not published until now). Mr. Burnett had been telling his fellow design competition jurors that the crescent is a well known Islamic symbol. In addition to the giant central crescent (now called a broken circle) Tom also objected to the minaret-like Tower of Voices. "I made a point at that meeting," says Mr. Burnett, "to tell people that we have an Islamist design here that can't go forward, please, stay...