Closed-circuit footage from a few minutes later showed him outside the station hit by the blast, looking at his telephone. Interfax news agency cited unnamed sources as saying the bomb, packed with shrapnel, may have been hidden in a train carriage inside a briefcase. President Vladimir Putin puts flowers down outside Tekhnologicheskiy Institut metro station in St Petersburg, Photo: ReutersThe blast raised security fears beyond Russian frontiers. Anna Sventik, a St Petersburg resident, was traveling on a metro train that passed through the same station moments after the blast. Authorities closed all St. Petersburg metro stations.

Source: Otago Daily Times April 03, 2017 19:30 UTC