A major global cyber attack disrupted computers at Russia's biggest oil company, Ukrainian banks and multinational firms with a virus similar to the ransomware that infected more than 300,000 computers last month.
US Secretary of State Rex Tillerson will make his first visit to Moscow next week, Russia's foreign ministry said on Wednesday, as the Kremlin looks to improve ties with Donald Trump's administration.
Ukraine's military began distributing food on Thursday to crowds of local residents in a frontline town battered by five days of violence that has sparked global condemnation and concern.
Five Ukrainian soldiers were killed and nine wounded as a result of an offensive by pro-Russian separatists over the weekend, the Ukrainian military said on Monday - the deadliest fighting in eastern regions since mid-December
Ukraine is investigating a suspected cyber attack on Kiev's power grid at the weekend, the latest in a series of strikes on its energy and financial infrastructure, the head of the state-run power distributor said on Tuesday.