The scope of tension between Iran and Turkey have dramatically intensified across the region due to the Syrian crisis.
There are indications that trending views in Tehran reflect doubts in Iran''s ability to continue its support for the Syrian regime.
The recent agreement between leaders of ISIS and Hay'at Tahrir al-Sham came as a surprising step.
The April 7th US missile strike on Shayrat airbase in Syria constitutes the first intentional US strike on Assad regime forces.
The US missile strike on Syria's Shayrat airbase has confused Iran's policy towards the recent political and battlefield developments.