Missiles hit theater and university, Ukraine's president says after arriving in Sweden; Putin meets top general in city briefly taken over by Wagner Group

Russian strikes come after pro-Kremlin separatists called on Russia to 'liberate Russian cities founded by the Russian people'; Ukraine counteroffensive gaining momentum, UK says

With turntables mounted on ammunition boxes, 'clean-up raves' in bombed-out buildings encourage Ukrainian youth to aid in rebuilding country after Russia's invasion

The city, without power, running water and heating, has been blockaded and pounded from afar by Russian troops for weeks