Russian security services : 3 members of team behind subway attack killed . Two female attackers detonated their explosives about 40 minutes apart . `` There are grounds to believe that jointly ( with the Federal Security Service ) we will be able to find out who specifically organized those terrorist acts in the Moscow subway , '' Bastrykin told Medvedev at the meeting . Blasts ripped through Lubyanka and Park Kultury stations in Moscow , killing 40 .
Russian security services : 3 members of team behind subway attack killed . Two female attackers detonated their explosives about 40 minutes apart . Blasts ripped through Lubyanka and Park Kultury stations in Moscow , killing 40 .