Iranian President Mahmoud Ahmadinejad is heading to the U.S. city of New York to participate in a conference on the Nuclear Non-Proliferation Treaty, Voice of America reported.
Police have arrested a 23-year-old man in the Moscow region who is suspected of killing at least 13 people on commuter trains with the use of psychotropic substances.
Foreign states have described the blasts on Monday morning in Moscow"s subway, which killed over 30 people, as "cowardly attacks" and expressed their condolences to victims in messages of compassion and support for Russia.