US ramps up Ukraine warning, says Russia may invade in days

An elderly man struggles with luggage as he crosses from pro-Russian separatists to Ukrainian government controlled territory in Stanytsia Luhanska, the only crossing point which is open daily, in the Luhansk region, eastern Ukraine, Friday, Feb. 11, 2022. The chill of a Cold War hung over Eastern Europe again Friday, with Russian maneuvers and drills close to Ukraine, and NATO's chief boosting troop morale on the Black Sea. (AP Photo/Vadim Ghirda)

US ramps up Ukraine warning, says Russia may invade in days