Disturbing images which have appeared online could be of three Assyrian Christian women ISIS abducted in February.
In three 'leaked' images shared on social media, the women hold pieces of paper on which their names and a date - July 27, 2015 - are written.
It is feared this means they will be sold to ISIS fighters if their families or charities do not pay ransom for their release, although no figure appears on the signs they hold.
On Tuesday, ISIS released 22 of more than 220 Christians they snatched from several Assyrian farming communities it raided in Iraq's north-eastern Hassakeh province, Syria, earlier this year.
The Assyrian Federation of Sweden has told MailOnline the women's surnames resemble those of families who lived in the region, although they cannot completely verify they are Christians. [Daily Mail] Read more