Brenda Arthur received an unexpected visit on March 8 that, one week later, leaves her feeling more than a little uneasy. At her door that day was an officer with the West Virginia State Police. He wanted to know about her involvement in a Freedom of Information request regarding a local mosque. Arthur, who will turn 67 this summer, is leader of the West Virginia chapter of ACT For America, whose mission is to educate Americans about the advancement of Islamic principles in Western societies. As a Jewish American, she was concerned about a major expansion of the Islamic Association...