Maisa Saleh
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Syria's disappeared: Maisa's story

Thousands of Syrians have vanished without a trace - forcibly "disappeared" - since the country's uprising began in March 2011.

Maisa Saleh, who was detained by the Syrian regime, is now searching for news of her 25-year-old younger sister, Samar, who was taken by Jihadists from the northern province of Aleppo.