The syrian arab air forces have lost several unspecified helicopters Miles, when it came to the base of the Sfirech to the fire. This could, perhaps, according to some sources, cause a crash startujícho of the helicopter or its expooze, the fire then had to further expand. Of loss techniques are not known, but perhaps could go up to 3 Mil Mi-8/Mi-17 and the same amount of Mil Mi-25.
Sources:
aviation-safety.net
luftwaffeas.blogspot.cz.
Sources:
aviation-safety.net
luftwaffeas.blogspot.cz.