 Facebook owner Meta should not have taken down posts featuring a slogan calling for the death of Iranian supreme leader Ayatollah Khameini, a watchdog said on Monday. Facebook moderators decided last July that posts featuring the Persian slogan marg bar Khameini, literally translated as death to Khameini, broke the firms guidelines against inciting harm or killing.But the Facebook Oversight Board, an independent panel funded by Meta whose decisions are binding on the company, ruled that the... 