Islamist millitants in nigeria have freed 10 people kidnapped five month ago
one include an aid worker from the UN refugee agency
they are believed to have been held by the islamic state west africa province (iswap) a boko haram offshoot which has previously killed hostage after failed negations
a UNHCR spokes man told the media that thier employee was freed on monday and commended the nigerian authorities for thier help the victims are said to be under going medical checks and security debriefings in maidugri the capital of north-eastern borno state before they are allowed to join thier family.