Religion in the Classroom By DUNCAN MANSFIELD Associated Press SEVIERVILLE, Tenn. — Frustration with public education seems to be growing among the nation's Southern Baptists, with supporters of Christian schools and home schooling arguing that if God is absent from the classroom then their children should leave, too. "What has happened is not so much that the Christians are leaving the public schools as that the public schools have left the Christians," advocate Ed Gamble said. Gamble is executive director of the Southern Baptist Association of Christian Schools, an Orlando, Fla.-based group that supports the more than 600 Southern Baptist...