After reports of various bomb threats, over 20,000 people were evacuated across the Moscow city in Russia on Wednesday.
People were evacuated from shopping centers, train stations and a university in Moscow.
As per reports, evacuation of people were carried out at 20 sites in the city.
Terrorists have earlier rocked Moscow on two occasions.
First was during Moscow theater hostage crisis which claimed the lives of 170 people.
Beslan school siege, which happened in 2004, claimed lives of 385 people.