The Anti-Terrorism Committee said the man was killed as he was carrying an explosive (Representational)Moscow: A man killed in a blast in an FSB security service building in northern Russia Wednesday was carrying an explosive device, Russia's anti-terrorism committee said."According to preliminary information, the person who came into the building took out of a bag an unidentified item which after a period of time exploded in his hands, as a result of which he sustained fatal injuries," it said in a statement.Three FSB employees were injured in the blast, the committee added.(Except for the headline, this story has not been edited by TheIndianSubcontinent staff and is published from a syndicated feed.)