Iran has repeatedly denied any involvement in the attack and has refused to permit Iranian suspects to be questioned.
The raids are described as the largest operation targeting relatively independent Iranian media outlets since 2009.
Russian Prime Minister Dmitry Medvedev has said that Syrian President Bashar al-Assad made a "fundamental, perhaps fatal" mistake by not implementing political reforms and drawing in the opposition more quickly.
A U.S. rights group says an Iranian-American Christian priest was sentenced on January 27 to eight years in jail for his religious activities.
Three people who were involved in a January 26 protest in the Azerbaijan capital, Baku, have been given jail sentences.
Police say at least 232 people were killed and 200 injured in a fire on January 27 at a crowded nightclub in southern Brazil.
World No. 1 Novak Djokovic of Serbia beat Briton Andy Murray in four sets on January 27 to win his third consecutive Australian Open men's title.
Events are being held around the world to mark the International Day in Memory of the Victims of the Holocaust.
Iran has formally banned all oil and gas exports to the European Union, an official said on January 27.
Rescue workers have recovered the bodies of four miners who died during a coal-mine fire in the Siberian region of Kemerovo on January 20.
Topless activists of the Ukrainian feminist movement Femen set off red smoke flares outside the World Economic Forum in Davos, Switzerland, earlier this week, according to a video and statement issued by the group on January 26.
Three people were killed and more than 400 injured in Port Said on January 27 as thousands attended funerals for 33 people killed in two days of rioting sparked by death sentences handed to supporters of a local football team.