Trump says blast in St. Petersburg metro station a 'terrible thing'

WASHINGTON (Reuters) - U.S. President Donald Trump on Monday called the explosion in a St. Petersburg metro tunnel a "terrible thing."

When asked about the blast that killed 10 people and injured more than 20 in Russia on Monday, Trump told reporters that it was a "terrible thing - happening all over the world - absolutely a terrible thing."

(Reporting by Ayesha Rascoe)