Academy forced him to leave after learning of Web site he created Three weeks ago an 18-year-old honor student at Trinity Christian Academy was cruising toward graduation. He had already been accepted to a prestigious university, and the final months of high school seemed a mere formality. He was a varsity athlete and a winner of service and citizenship awards at the fundamentalist private school in Addison. He was active in the school theater, was a yearbook editor and helped younger students with Bible study. Trinity Christian was his second family, the student said, and by every indication he was...