A Ukrainian delegation arrived in the United States for talks Saturday on a U.S.-led diplomatic push to end the nearly 4-year-old war as Russian attacks again took aim at Ukraine's power grid, cutting electricity and heating in freezing temperatures.

Russian attacks across Ukraine killed at least five civilians and injured at least 30 over the past day, regional authorities reported early on Jan. 18, as Russian forces again targeted energy infrast...

Ukrainian president Volodymyr Zelensky has said that Russia is planning a “large-scale attack” in the coming days, and called on the population to remain “extremely vigilant”.“In the coming days, we must remain extremely vigilant – Russia has prepared for a strike,