the roots lie in the sectarian extremism in Iran.Y do iranian people have made shia so strong and let sunnis become so weak that there is no one to challenge sunnis?U ppl have made ur supreme leader too sacred.Y dont u get him hooked or violence agints sunnis in sistan?
We r only Muslims......Neither Turk,not Irani.......This was the message given by great poet of persian and Urdu "Iqbal"