remember, the threat of any kind of meltdown or explosion, has been mitigated for this evening. but the fact that russia is going to fire projectiles in such a dangerous way in the first place, and the prospect he could do it again has the world -- . u.s. secretary says that she is spoken late tonight with the counterparts in ukraine, she says that the united states has reacted its nuclear incident response team, and is monitoring it in consultation with the -- . she said that this plant in ukraine, they reactors are protected by robust containment structures. and reactors are being shut down as a precaution. this all came at the end of what was automatically a dramatic eight-day unprovoked reaction of ukraine. -- russian troops have fully encircled the city after heavy bombardment. the mayor says the city has no