Ukrainian Prime Minister Yulia Svyrydenko has stepped down as President Volodymyr Zelenskyy announced fresh changes to Ukraine’s government.

Officials say Russian drone and missile attacks across Ukraine have killed four people, including two in Kyiv, as Moscow kept up its pressure on the capital in the latest phase of the war, now in its fifth year.

Officials say Russian strikes have killed at least two people in Ukraine.

Russian drone strikes on Ukraine have killed six people and wounded over 30 more, according to Ukrainian officials, while Russia reported four deaths.

Russia has launched another major drone and missile attack on Ukraine that targeted the country's power grid in freezing temperatures.

Ukrainian President Volodymyr Zelenskyy says that he will meet on Sunday with U.S. President Donald Trump in Florida.

Russia and Ukraine have traded aerial attacks overnight, resulting in two deaths in each country, with many wounded on both sides.

Ukrainian President Volodymyr Zelenskyy says he will urge allies to boost his country's air defenses at a meeting this week in Germany.