A Yazidi man allegedly tortured in detention in Libya was released on Wednesday, his brother and a human rights organisation have said. How was a Syrian Yazidi detained in Libya? MENA Rights Group said migrants told their families they were abducted by the Tariq Ben Zeyad Brigade (TBZ) militia. Moustafa Mohammad Sharaf, a 37-year-old Yazidi, was being tortured and beaten, his brother said last week. MENA Rights Group said migrants told their families they were abducted by a unit from the Tariq Ben Zeyad brigade.