ISIS doing it is the only thing that makes sense. It's not a Russian false flag because it makes Putin look incompetent. It's not a Ukrainian op because the U

ISIS doing it is the only thing that makes sense. It's not a Russian false flag because it makes Putin look incompetent. It's not a Ukrainian op because the US wouldn't give advanced warning, instead they'd tell Ukraine to cut it out. What we are seeing is a run of the mill ISIS attack followed by misdirection by Putin to shift blame from himself.