Mourning processions are being held in different cities, most notably in the northeastern city ofMashhad,where the holy shrine of Imam Reza is situated.
The eighth Shia Imam was martyred after being poisoned by the Abbasid Caliph Mamun in the year 818 AD.
[caption id="" align="aligncenter" width="555"]

[caption id="" align="aligncenter" width="555"]

[caption id="" align="aligncenter" width="555"]
