Ukrainians begin to rebuild parts of their battered country

As first lady Jill Biden began a tour in eastern Europe, Ukrainian forces have gone on the offensive in northeastern Ukraine. Yet one of the deadliest sieges during the battle for Kyiv in April was in Chernihiv, outside the capital. Ukrainian forces there stopped Russia forces from advancing south as they left a trail of destruction. Nick Schifrin reports on the aftermath and signs of renewal.