RT News - January 17, 2016 (13:00 MSK)

Islamic State is thought to have slaughtered up to 300 people, in a savage raid on the Syrian city of Deir Ez-zor. Iran breaks free of most international sanctions - after the UN's nuclear watchdog confirmed the country's complied with all its obligations to scale back its programme. Among the stories that dominated the week. A suicide bomber struck a popular tourist area in the Turkish city of Istanbul on Tuesday. All ten victims were foreigners. Police in Sweden come in for criticism for keeping quiet about alleged sexual attacks against women by migrants.