A Safe Haven?

Reports on investigations by U.S. government officials of the American Muslim community for signs of support of terror. Membership by Zacarias Moussaoui, alleged terrorist, in a mosque in Minnesota; Participation in the U.S. Muslim community in San Diego, California by terrorists who flew American Airlines Flight 77 into the Pentagon on September 11, 2001; Dilemma over how to investigate a network that includes American Muslims who have fallen under the influence of fundamentalist Islam, and may or may not be directly involved in terrorism.