>> awesome. >> reporter: you're a very good dancer. >> yeah. >> reporter: the not exactly shy yeagor, 5 1/2 years old, he and his mom are from kharkiv, ukraine's second largest city. suffering indiscriminate russian rocket and artillery attacks. how are you doing? how is he doing? i'm playing soldiers, he says. his mom adds, yes, soldiers. he's always saying, air raid. >> reporter: if me and you were playing aerate, how would you play? show them how you play, she says. i'm shooting at a tank, he says, any tank i can hit. >> reporter: how do you explain what is happening in ukraine? he saw everything, she says, and now he's repeating it.