The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus. Ambulance car at the scene.

The aftermath of an explosion in a PAZ passenger bus. EMERCOM employees at the scene.

The aftermath of an explosion in a PAZ passenger bus. Law enforcement officers at the scene.

The aftermath of an explosion in a PAZ passenger bus.

The aftermath of an explosion in a PAZ passenger bus. EMERCOM employees at the scene.

The aftermath of an explosion in a PAZ passenger bus. The car of the Explosive Service of the FSB of Russia at the scene.

The aftermath of an explosion in a PAZ passenger bus. The car of the Investigative Committee.

The aftermath of an explosion in a PAZ passenger bus. Police officer cordoned off.

The aftermath of an explosion in a PAZ passenger bus. FSB explosive service vehicle. Police officers.

The aftermath of an explosion in a PAZ passenger bus. The car of the Investigative Committee.

The aftermath of an explosion in a PAZ passenger bus. Suitcase with accessories of a forensic investigator.