Bringing down a Mi-35 is quiet significant, if the helicopter was properly operated. I hope more info on this comes out in the coming days. Anyways, the Iraqi forces have a significant surface to air threat against their assets there. That'll impact their operations somewhat, I guess.
Helicopter Shot Down By IS Rocket Launcher
The pilot and co-pilot of the Iraqi military helicopter were reportedly killed as Islamic State hit back against air operations.
18:10, UK, Friday 03 October 2014
Fighters from the Islamic State extremist group have used a rocket launcher to shoot down an Iraqi military helicopter, say officials.
The pilot and co-pilot of the Mi-35 aircraft were reportedly killed in the attack which happened between the towns of Beiji and al Senniyah in northern Iraq.
The shooting down of the helicopter showed the insurgents' ability to hit back against air operations by Iraqi authorities and the US-led coalition. ...