Ukraine Crisis: Russian forces bomb art school in Mariupol housing 400 refugees

Russian forces have bombed an art school in the Ukrainian port city of Mariupol, where about 400 residents had taken shelter. Meanwhile, #Russia denies targeting civilians. Mariupol has been one of the main targets of Russia's attacks. Russian shelling has hammered the eastern Ukrainian port for days, and the city has seen a near-total communication blackout.