this. that s more ground than the russians have gained in months. and it happened fast. i want to show you this. you can see sort of a time lapse here in the area around kharkiv, the yellow is where the ukrainians have made gains, just since september 3rd. you can see how quickly this all happened and how much of the territory held by the russians the ukrainians were able to take back. russia is responding, however. ukrainian officials say that russian strikes knocked out power in the region. ukrainian troops are being greeted like conquering heroes, civilians rushing to offer flowers, hugs, some of them crying tears of joy. this is a humiliating defeat for russian president vladimir putin and his military. the russians being forced to flee fearing they would be surrounded and captured. they left behind a trail of destruction. sam kiley was live from kharkiv, ukraine, with an exclusive look at what remains from the izium area now. he was the first international corresponden