John Allen Chau, an American self-styled adventurer and Christian missionary, was killed and buried by a tribe of hunter-gatherers on a remote island in the Indian Ocean where he had gone to proselytize, according to local law enforcement officials.

John Allen Chau, an American self-styled adventurer and Christian missionary, was killed and buried by a tribe of hunter-gatherers on a remote island in the Indian Ocean where he had gone to proselytize, according to local law enforcement officials.