A group called the Imam Shamil Battalion has claimed responsibility for a deadly subway bombing in the Russian city of St. Petersburg and said the attacker was acting on orders from Al-Qaeda, a U.S.-based organization that monitors extremists says.
RFE/RL: ‘Al-Qaeda-related’ group claims responsibility for Russian subway bombing
A man reacts as he places flowers in memory of victims of the blast in the Saint Petersburg metro outside Technological Institute station on April 3.
