Russia pressed its missile and drone barrage of Ukraine, killing seven people, including a child, while mainly targeting the power grid, officials said Wednesday. Moscow’s steep escalation of its aerial campaign since the end of August is putting pressure on Ukraine as it braces for winter,

Kaliningrad has long been a source of tension between Russia and Nato, given its strategic location on the Baltic Sea, and the potential for Russia to cut off the three Baltic states from the rest of their Nato allies if they were to annex a land corridor between the exclave and its military ally Belarus.