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Blast victims lie near a subway train hit by an explosion at the Tekhnologichesky Institut subway station in St Petersburg, Russia on 3 April. AP
A bomb blast tore through a subway train deep under Russia's second-largest city Monday, killing 11 people and wounding more than 40 in a chaotic scene that left victims sprawled on a smoky platform. AP
A helicopter flies over the fire trucks after an explosion at Tekhnologichesky Institut subway station in St Petersburg. Hours after the first explosion, anguish and fear rose again when police found and defused a shrapnel-packed explosive device at another St Petersburg station. AP
General view of emergency services attending the scene outside Sennaya Ploshchad metro station, following explosions in two train carriages in St Petersburg. Reuters
An injured person is helped by emergency services outside Sennaya Ploshchad metro station, following explosions in two train carriages at metro stations in St Petersburg. In the past two decades, Russian trains and planes have been frequent targets of terrorism, usually blamed on Islamic militants. Reuters
Russian president Vladimir Putin puts flowers down outside Tekhnologicheskiy Institut metro station in St Petersburg. The bombing drew widespread condemnation. President Donald Trump said it was "absolutely a terrible thing." White House Press Secretary Sean Spicer said the US was prepared to offer assistance to Russia. Reuters
A woman places flowers outside Tekhnologicheskiy Institut metro station in St Petersburg. he entire St. Petersburg subway system was shut down and evacuated, but partial service resumed after about six hours. Reuters