evacuated from the site, and rescue operations are ongoing. now, meanwhile in the southern coastal city of mariupol, what could be one of the most brutal attacks since russia invaded ukraine late-last month, local officials say russian forces bombed a theater in the heart of the city where hundreds of people were taking shelter. it is still not clear how many were killed or wounded. but here's part of what makes this attack so insidious. satellite images show the russian word for children spelled out, clearly, in large letters on two sides of the building that was hit. ukraine blames russia for another attack on civilians in the northern city of chernihiv. witnesses say ten people queueing for bread were killed by shelling. russia denies that its forces were responsible. and apartment buildings have been a popular target for russian strikes in the capital