Shamima Begum , 16 , Kadiza Sultana , 15 , and Amira Abase , 16 , in Syria . Left east London for Turkey then went into ISIS-controlled part of Syria . Feared to have gone to conflict zone to become 'jihadi brides ' with ISIS . Families have retracted their steps to find clues or even contact with girls . They have previously criticised police and others for not stopping them .
Shamima Begum , 15 , Kadiza Sultana , 16 , and Amira Abase , 15 , in Syria . Left east London for Turkey then went into ISIS-controlled part of Syria . Feared to have gone to conflict zone to become 'jihadi brides ' with ISIS . Families have retracted their steps to find clues or even contact with girls . They have previously criticised police and others for not stopping them .