Harold Camping speaks during a taping of his show Open Forum in Oakland, Calif., on Monday (May 23, 2011). Marcio Jose Sanchez/AP hide caption itoggle caption Marcio Jose Sanchez/AP The Two-Way 'Rapture' Prophet Camping: Did I Say May 21? I Should Have Said Oct. 21 May 24, 2011 His calculations were off, religious broadcaster Harold Camping said on his radio network Monday. But he maintains that Saturday marked the "spiritual" beginning of The Rapture. And he says the world will end on Oct. 21.