Weeping, Fairuz Shalish grasps the red earth at an unmarked grave in Syria that she believes may hold her son, one of tens of thousands of people who vanished under ousted president Bashar al-Assad.
Thousands poured out of the country's web of prisons in the final days of Assad's rule and after Islamist-led rebels toppled him on December 8.
But as the weeks go by, many families are still desperately searching for news of relatives who were detained or went missing during years of his iron-fisted rule.