Elsewhere, the president of Finland warned that a ceasefire in Ukraine is unlikely before the spring and urged European allies to keep up support.

KYIV, Ukraine -- A drone struck a Turkish-flagged tanker and set it ablaze on Monday in southern Ukraine’s Odesa region, officials said, a day after Ukrainian President Volodymyr Zelenskyy signed a deal to import U.S. liquefied natural gas through the area.

A significant strengthening of Ukraine's defense capabilities, namely air defense and aircraft, is expected under a new agreement with France. We are talking about air defense and aircraft, according to Ukrainian President Volodymyr Zelenskyy.

Ukrainian President Volodymyr Zelenskyy is under intense pressure as a high-profile corruption investigation exposes alleged wrongdoing among his closest associates.

Ukraine’s top military commander says he has visited troops holding the front line in the key eastern city of Pokrovsk, which is besieged by a bigger Russian force, to coordinate operations in person.