High Representative of the EU for Foreign Affairs and Security Policy Josep Borrell has condemned the powerful strike on Kharkiv and expressed support for strengthening air defense systems to protect the city, according to his Twitter account. The diplomat strongly condemned Russia’s heinous attacks against Kharkiv city today, including a crowded mall, killing and wounding civilians. He emphasized that all those responsible for these and other Russian war crimes will be held accountable. “These systematic Russian crimes against civilians and civilian infrastructure stress again the need for Eu…