Source: http://www.facebook.com/Freedom.Messenger
Tehran 14 Feb 2011. Anti-regime protest, where at least 1500 protester was arrested and 2 protester was killed by the barbaric regime of Iran
By "cigar" he means cigarette.Cigarettes wear out the effect of tear gas.If you are smoking while there's tear gas in the air it won't affect you a lot.
در میان گاز اشک آور: مرگ بر دیکتاتور
در میان گاز اشک آور مردم شعار میدهند: مرگ بر دیکتاتور