ethnic russian. they speak russian. and moscow says they need and have asked for their military protection. ukraine's leaders have a very different view. they say russia is playing with the possibility of war. that's what i want to talk to cnn's own diane magnay about. diana is in the main city of crimea. diana, you've heard there are accusations going back and forth about who's under threat there. the russians say that ethnic russians in eastern ukraine are calling for their help, that they are under threat. of course ukranian officials are saying they've had a severe violation of their sovereignty, that the russians are creating instability there. what are you seeing on the ground? are you seeing any proof, any evidence that in fact the ethnic russians in the eastern part of that country are under threat as russian officials say? >> reporter: no. this seems to be more a fear of theirs than any kind of fact. you speak to a lot of people, and they say we do not want radicals and extremists as they define them to come on the trains from kiev and to disrupt