Analysis of information sources in references of the Wikipedia article "2017년 알레포 차량 폭탄 테러" in Korean language version.
Abdul Rahman said he doesn't believe the Syrian regime is behind the attack.
Foua and Kefraya have been surrounded by Jaysh al-Fatah (Army of Conquest), led by al-Qaeda affiliate Jabhat al-Musra and Islamists Ahrar ash-Sham since March last year.