Bulgarian experts have constructed an image of the face of a suicide bomber who killed five Israeli tourists and a Bulgarian bus driver on the Black Sea coast two weeks ago.
U.S. Defense Secretary Leon Panetta has warned Iran that "all options," including military force, are on the table to stop it from acquiring nuclear weapons.
The UN's top official in Iraq has urged Baghdad to avoid violence in resolving the situation of more than 1,000 Iranian exiles currently located in a camp in Iraq.
The United States says 2011 was a "landmark year" in the global fight against terrorism, marked by the lowest incidence of worldwide attacks since 2005.
The United Sates has imposed sanctions on banks in China and Iraq that the White House says have helped Iran evade international sanctions.
President Mahmud Ahmadinejad has dismissed Western sanctions on Iran's oil sector as "ridiculous."
Negotiators from the U.S. House and Senate have reached agreement on a new round of sanctions against Iran.
U.S. Defense Secretary Leon Panetta has acknowledged that increasingly rigid international sanctions against Iran have yet to compel Tehran to give up its nuclear ambitions.
The United States says religious intolerance continued to plague the world in 2011.
Iranian state media say a Tehran court has sentenced four people to death over their roles in the country's biggest-ever banking scandal.
An Iranian court has dismissed a Labor Ministry official who has been linked to the deaths of prisoners.
Iran says it is very concerned about the killings of Muslims in Myanmar.