Live updates: Latest news on Russia and the war in Ukraine CNBCRussian ‘double strike’ drone attack kills rescue workers in Kharkiv POLITICO EuropeAt least four killed as Russian drones hit Kharkiv Yahoo! VoicesUpdate: 4 killed, including rescue workers, 12 injured in Russian attacks on Kharkiv Kyiv IndependentRescue workers killed in Russian strikes on Ukraine’s Kharkiv Al Jazeera English