It was not the most spectacular domestic terrorism plot since the Sept. 11 attacks, and certainly not the best-known. But no other case posed such a real and immediate threat as the audacious scheme to attack more than a dozen military centers, synagogues and other sites in Southern California, experts said Thursday. "If you look at the roster of defendants in terrorism cases, it often seems like a casting call. They all have aspirations, but most lack real talent and helpful connections," said Brian Levin, an attorney and director of Cal State San Bernardino's Center for the Study of Hate...