US missionary's body could be lost in battle to preserve isolated tribe

American missionary-adventurer John Allen Chau. He died last week after making several attempts to reach the Sentinelese to preach Christianity -- knowing it was illegal to go within three miles (five kilometres) of the island. [Courtesy].

The body of American missionary-adventurer John Allen Chau may never be recovered from the lost island where he fell in a volley of arrows fired by a reclusive tribe whose existence is threatened by the modern world, say experts.