ISIS burned " US food support to Syria " because its not 'halal'

Then why do they use Russian designed AK-47s and RPGs?

#ISIS burned " #US food support to #Syria " because its not 'halal' 📷 pic.twitter.com/P8ytLCqNvx
— Mete Sohtaoğlu (@metesohtaoglu) April 1, 2015