The World: The Man Known as 'Carlos'

He looked like Carlos—or did he? He talked like Carlos—or did he? He said he was Carlos—and then that he was not. At the end of the OPEC affair, one major question remained: Was the man who led the raid on the oil cartel's headquarters the terrorist known variously as Carlos and "the Jackal"? French intelligence was convinced that the leader of the attack was another person and that Carlos had been killed earlier by other terrorists. Israeli agents speculated that there might be not one but four Carloses.

If the raid leader...