“Had Wood remained as a regular guard, in one of the regular cellblocks, he might have finished his deployment with his understanding of the global war on terror more or less intact. Instead, he began to wonder whether what he was actually protecting at Guantánamo was one of the government’s darkest secrets: that its highest-value military detainee was being held essentially by mistake, and that his isolation in Echo Special was intended to cover up the hell that had been inflicted upon him.” Ben Taub in The New Yorker: Guantánamo’s Darkest Secret.