Sustained Russian assaults target Kyiv and key Ukrainian cities

Waves of jet-powered drones struck the National Academy of Sciences as well as a hospital in Kyiv today. Elsewhere, Russian attacks killed residents, including children, in Kharkiv, Sumy and Dnipro. Increasingly, vital economic targets are coming under fire. Reporter Jared Goyette tells The World's Host Aaron Schachter that Ukraine has few means to defend itself against escalating attacks on its infrastructure.