23 September 2013 :

According to the official website of the Iranian Judiciary in Qazvin, four prisoners were hanged in the prison of Qazvin. Three of the prisoners were convicted of drug related charges while the fourth prisoner was convicted of murder, said the report.
The report identified one of the prisoners as: "F. N." (28) convicted of possession of "some amounts of Crystal" and had been involved in manufacturing alcoholic beverages and other drug related cases. "B. N." (43) for possession of 2387 grams of crystal; "R. M." (34) for possession of 938 grams of crystal; "B. A." (26) convicted of murder in 2008.