the fatemiyoun were deployed in syria to fight for bashar al assad.azi claims iran has been sending them back to afghanist in anticipation of a civil war. >> (speaking arabic): >> narrator: niazi says that almost every night he sends men to the iranian border, where they ambush fatemiyoun fighters sent from tehran. >> (speaking arabic): >> narrator: he shows gruesome pictures on his phone of what he claims are dead fatemiyoun fighters. ♪ ♪ >> (speaking arabic): >> narrator: there's no way to confirm the pictures he was showing, but to further demonstrate his faction's power, mullah niazi wanted najibullah and his team to see his bomb makers at work. (conversing speaking arabic) quraishi: >> (speaking arabic): >> quraishi: >> (speaking arabic): >> narrator: outside on the mountaintop, mullah niazi issues a chilling threat, aimed at iran and the hazara. >> (speaking arabic): >> narrator: to show he means what he says, he invites najibullah to film his men on a mission. they're setting an ambush for the fatemiyoun fighters coming over the border from ira