Dmitri Medvedev, Russia’s president, is demanding answers from airport authorities following a suicide bomb attack on Monday.

Suicide Blast in Mascow Airport
The blast tore through Moscow’s Domodedovo airport, killing at least 35 people and injuring many more. The explosion is believed to have been set off by a suicide bomber carrying a suitcase who walked into the airport.
But who is to blame? And what does it all mean for Russia?