Saudi journalist and government critic Jamal Khashoggi has not been seen since 2 October.
He was last spotted entering the Saudi consulate in Turkey to collect documents to allow him to marry his fiancee. Turkish officials believe he has been killed.
Here's what we know about his disappearance so far.
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by BBC Newsnight
by Al Jazeera English
by BBC News
by BBC Three
by The Daily Show with Trevor Noah
by قناة التجديد AL Tajdeed Media