The US president Donald Trump called the bomb blast in St. Petersburg’s metro a "terrible thing," reports Reuters. “That it was a "terrible thing - happening all over the world - absolutely a terrible thing."

As reported earlier, according to the official data, the bomb blast in St. Petersburg’s metro  took place on April 3, killing 10 people. According to some press reports, there are about 14 deaths, 37 people were injured. The Russian Prosecutors’ Office is considering a possibility of terrorist attack. There has been announced a prosecution of two people.