Russians dropped powerful bombs on the buildings of Mariupol drama theater and indoor pool, which were used by women and kids as a shelter. Ukrainian Army continues counterattacking in Bucha, Irpin and other Kyiv suburbs. The Pentagon agreed in giving Ukraine 800 systems of anti-air defense and other military equipment. The United Kingdom will provide Ukraine with state-of-the-art portable anti-aircraft missile systems Starstreak. Read our live coverage about the key events of March 17 (and here is what happened on March 16).