Imam Fawaz Damra helped lay the groundwork for an organization that ultimately merged into al-Qaida in the late 1980s. He was an unindicted co-conspirator of the terrorists who bombed the World Trade Center in 1993. And he passionately raised money for the Palestinian Islamic Jihad, which killed dozens of Jews in Israel during the 1990s. Yet Damra, spiritual leader to thousands of Muslims in Northeast Ohio, seemed to fly comfortably beneath the radar of U.S. terror investigators - until Tuesday. FBI agents swooped in on the Palestinian cleric at his Strongsville home, arresting him on a relatively minor - and...