 the nato summit opening in washington dc today in the wake of a russian missile bombardment on ukraine that included hitting the country's biggest children's hospital heartbreaking scenes as the sick youngsters some with wounds from the blast were led to safety rescuers and dozens of volunteers including medics wearing scrubs and lab coats forming a human chain combing frantically through the rubble for survivors as children undergoing life-saving treatments were forced to sit on the sidewalk abc's ian panel