Up to 15 Ukrainian citizens may have been taken hostage in the Theatre Center in Dubrovka.
The information that there are Ukrainian citizens among the hostages has been confirmed to Ukrainian diplomats by the Russian authorities, the Ukrainian embassy in Moscow has reported.
There can be up to 15 Ukrainians, according to certain information. However, this figure is not exact, the embassy stressed.
The Ukrainian Consul General has left for the tragedy site, the Ukrainian embassy pointed out.
The terrorists have taken about 500 hostages in the Theatre Center in Dubrovka.