apartment block in borodyenka, leaving the building just hallowed out, just look at that. ukrainian officials tell cnn 100 people may still be trapped in the wreckage but they can't get to them because shelling is continuing. >> the terrible expectation is that the suffering we've already seen is likely to get worse before it gets better. for as long as russia pursues these methods. >> the suffering is getting worse. the lucky ones, the millions fleeing the only homes they've ever known, like this little boy, saying goodbye to his father. we've also got this incredible moment. itv news correspondent, john irvine and his crew confronted by russian tanks as they tried to leave mariupol. >> reporter: we filmed the russians as surreptitiously as