Jan. 24, 2011: A victim of a bomb explosion is seen at Moscow's Domodedovo airport in this still image taken from mobile phone footage. (Reuters)
Jan. 24, 2011: Firefighters working at Domodedovo airport after the fatal explosion. (AP)
Jan. 24, 2011: Police officers watch passengers at Domodedovo airport.
Jan. 24, 2011: More victims are seen at Moscow's Domodedovo airport in this still image taken from mobile phone footage. (Reuters)
Jan. 24, 2011: Police officers walk with a sniffer dog after the explosion at Domodedovo airport. (AP)
Jan. 24, 2011: People entering Moscow's Domodedovo airport stand in line as they prepare to pass their belongings through a metal detector. (Reuters)
Jan. 24, 2011: Passengers wait at Domodedovo airport, hours after the explosion. (AP)
Jan. 24, 2011: A victim of the bomb explosion is wheeled out of Domodedovo Airport by medics. (Reuters)
Jan. 24, 2011: Another wounded blast victim is brought by rescuers to a hospital from Domodedovo Airport. (AP)
Jan. 24, 2011: Security at Domodedovo Airport completing detailed checks of passenger luggage. (AP)
Jan. 24, 2011: This image from the Web site twitvid.com shows a stretcher with a victim of the explosion, wheeled by rescuers through Domodedovo Airport. (AP)
Jan. 24, 2011: Russian President Dmitry Medvedev, right, holds a meeting with Investigative Committee Chief Alexander Bastrykin, left, and Chief Prosecutor Yuri Chaika, center, following the explosion at Domodedovo Airport. (AP)