Things have been heating up Azerbaijan and Armenia over Nagorno-Karabakh over past weeks. Today large escalation have been reported with both sides blaming the other side. Tanks, aircraft and artillery has apparently been used. Armenia claims that the conflict has erupted over the whole length of border in Karabakh. Armenia has claimed to have shot down Mi-24, which Azerbaijan denies. As a background Armenia is backed by Russia and Azerbaijan is ethnically Turkic this has potential to escal