26 October 2015 :

According to the report of Human Rights Activists News Agency (HRANA), six prisoners - Bahman Karimizadeh, Akbar Shafiei, Farhad Dadashi, Nader Saifi and Kioomars and Hadi Mohammadi, - were hanged in Karaj central prison.
The first 4 prisoners were charged with drug related crimes and the rest with raping.
These prisoners were transferred to the solitary confinements on October 10.