If it was a Russian weapon (which is the most likely explanation) then it was the result of them meddling where they shouldn't be - either by supplying separatists with military equipment or by being there themselves, i.e. a part of their ongoing expansionist campaign in Ukraine.
replyIt was a part of the active Russian military. SAM operators don't grow on trees.
reply> I'm not sure anybody thinks it was anything other than an accident
replyHow do you accidentally shoot down a passenger airplane?
By shooting at or thinking it is something other than a passenger airplane?
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