Passengers leave the Park Kultury subway station following the second blast.
People wait for alternative public transport near Park Kultury after train services were disrupted.
Interior Ministry officers place barriers in front of the exit of the Lubyanka station.
An ambulance near a puddle of blood at the Park Kultury metro station
A woman cries while standing next to an Emergencies Ministry official near Park Kultury metro station.
People in a public bus after train service was disrupted near Park Kultury metro station