Russian President Vladimir Putin says an explosion in St. Petersburg Wednesday was an act of terrorism.

Putin made the assertion Thursday at the Kremlin during an awards ceremony for Russian servicemen who served in Syria. Putin did not provide any further details about the blast.

At least 13 people were injured after a homemade bomb detonated in a St. Petersburg supermarket. Investigators initially said they were treating the case as an act of attempted murder.

Health officials said none of the victims suffered life-threatening injuries.

No one has claimed responsibility for the bombing.

俄罗斯总统普京说，圣彼得堡星期三的爆炸事件是恐怖主义行为。

普京总统星期四在克里姆林宫为在叙利亚执行任务的军人颁奖仪式上发表了以上讲话，但是他没有提及任何爆炸事件的细节。

在圣彼得堡一个超市引爆的一枚自制炸弹造成至少13人受伤。调查人员最初说，他们认为是一次试图谋杀的事件。

卫生部门的官员说，所有人的伤势都没有危及生命。

到现在为止，还没有人宣称是这次事件的策划者。