Cnn, begging for an international evacuation and saying they re been days or hours left. hundreds of those persevering s seeking shelter in the steel plant. as ukrainian officials say russian forces are bombing and shelling it. thousands more hiding across the besieged city they used to be home. cnn s not in mariupol, the reuters shot this video, take a look. that, as ukraine releases a chilling alleged communications intercept. they say that this is a russian ground unit commander saying that russian planes are planning to, quote, level everything to the ground. at the steel plant, going on to say this. we are expecting surprises from russia here. what kind of surprises? three ton ones from the sky. cnn cannot vouch for the authenticity of the recording, but ukrainians previously released intercepted radio traffic of russian soldiers.