One of the last things American evangelist John Allen Chau wrote in his journal before being killed at the North Sentinel Island by primitive tribes was, "God sheltered us from the eyes of the Navy and the Coast Guard." But anthropologists and other island experts have questioned the government order which they claim facilitated John Allen Chau's misadventure. The new government rule in June, which said foreigners no longer need a special permit to visit 29 out-of-bound islands in Andaman and Nicobar, has drawn their attention